44454200520 has 64 divisors (see below), whose sum is σ = 133389659520. Its totient is φ = 11852048384.

The previous prime is 44454200471. The next prime is 44454200537. The reversal of 44454200520 is 2500245444.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 601432 + ... + 671288.

It is an arithmetic number, because the mean of its divisors is an integer number (2084213430).

Almost surely, 2^44454200520 is an apocalyptic number.

44454200520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44454200520 is an abundant number, since it is smaller than the sum of its proper divisors (88935459000).

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

44454200520 is a wasteful number, since it uses less digits than its factorization.

44454200520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75174 (or 75170 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 30.

Adding to 44454200520 its reverse (2500245444), we get a palindrome (46954445964).

The spelling of 44454200520 in words is "forty-four billion, four hundred fifty-four million, two hundred thousand, five hundred twenty".