56449322513 has 8 divisors (see below), whose sum is σ = 56525040000. Its totient is φ = 56373658768.

The previous prime is 56449322509. The next prime is 56449322519. The reversal of 56449322513 is 31522394465.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56449322513 - 2² = 56449322509 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56449322519) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2361023 + ... + 2384811.

It is an arithmetic number, because the mean of its divisors is an integer number (7065630000).

Almost surely, 2^56449322513 is an apocalyptic number.

It is an amenable number.

56449322513 is a deficient number, since it is larger than the sum of its proper divisors (75717487).

56449322513 is a wasteful number, since it uses less digits than its factorization.

56449322513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26871.

The product of its digits is 777600, while the sum is 44.

The spelling of 56449322513 in words is "fifty-six billion, four hundred forty-nine million, three hundred twenty-two thousand, five hundred thirteen".