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55754000465 = 511150800093
BaseRepresentation
bin110011111011001100…
…101000100001010001
312022220120222200101012
4303323030220201101
51403141011003330
641340225420305
74012431120212
oct637314504121
9168816880335
1055754000465
1121710752839
12a97ba9a695
135346b96c27
1429ac9c5409
1516b4ad8c95
hexcfb328851

55754000465 has 4 divisors (see below), whose sum is σ = 66904800564. Its totient is φ = 44603200368.

The previous prime is 55754000447. The next prime is 55754000473. The reversal of 55754000465 is 56400045755.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 56400045755 = 511280009151.

It can be written as a sum of positive squares in 2 ways, for example, as 39070661569 + 16683338896 = 197663^2 + 129164^2 .

It is a cyclic number.

It is not a de Polignac number, because 55754000465 - 212 = 55753996369 is a prime.

It is a Duffinian number.

It is a Curzon number.

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 3 ways as a sum of consecutive naturals, for example, 5575400042 + ... + 5575400051.

It is an arithmetic number, because the mean of its divisors is an integer number (16726200141).

Almost surely, 255754000465 is an apocalyptic number.

It is an amenable number.

55754000465 is a deficient number, since it is larger than the sum of its proper divisors (11150800099).

55754000465 is a wasteful number, since it uses less digits than its factorization.

55754000465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11150800098.

The product of its (nonzero) digits is 420000, while the sum is 41.

The spelling of 55754000465 in words is "fifty-five billion, seven hundred fifty-four million, four hundred sixty-five", and thus it is an aban number.

Divisors: 1 5 11150800093 55754000465