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44414405420 = 22571128840523
BaseRepresentation
bin101001010111010011…
…100000101100101100
311020122022112120022112
4221113103200230230
51211430041433140
632223110503152
73131426134310
oct512723405454
9136568476275
1044414405420
1117921857190
128736364ab8
13425a7ba388
142214995b40
15124e318c65
hexa574e0b2c

44414405420 has 48 divisors (see below), whose sum is σ = 116284992768. Its totient is φ = 13843450560.

The previous prime is 44414405419. The next prime is 44414405437. The reversal of 44414405420 is 2450441444.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14418722 + ... + 14421801.

It is an arithmetic number, because the mean of its divisors is an integer number (2422604016).

Almost surely, 244414405420 is an apocalyptic number.

It is an amenable number.

44414405420 is an abundant number, since it is smaller than the sum of its proper divisors (71870587348).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44414405420 is a wasteful number, since it uses less digits than its factorization.

44414405420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28840550 (or 28840548 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 32.

Adding to 44414405420 its reverse (2450441444), we get a palindrome (46864846864).

The spelling of 44414405420 in words is "forty-four billion, four hundred fourteen million, four hundred five thousand, four hundred twenty".

Divisors: 1 2 4 5 7 10 11 14 20 22 28 35 44 55 70 77 110 140 154 220 308 385 770 1540 28840523 57681046 115362092 144202615 201883661 288405230 317245753 403767322 576810460 634491506 807534644 1009418305 1268983012 1586228765 2018836610 2220720271 3172457530 4037673220 4441440542 6344915060 8882881084 11103601355 22207202710 44414405420