56449100000 has 72 divisors (see below), whose sum is σ = 138909062376. Its totient is φ = 22579600000.

The previous prime is 56449099999. The next prime is 56449100087. The reversal of 56449100000 is 194465.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 182246 + ... + 382245.

It is an arithmetic number, because the mean of its divisors is an integer number (1929292533).

Almost surely, 2^56449100000 is an apocalyptic number.

56449100000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

56449100000 is an abundant number, since it is smaller than the sum of its proper divisors (82459962376).

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

56449100000 is an frugal number, since it uses more digits than its factorization.

56449100000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564526 (or 564498 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

Adding to 56449100000 its reverse (194465), we get a palindrome (56449294465).

The spelling of 56449100000 in words is "fifty-six billion, four hundred forty-nine million, one hundred thousand".