56451810332 has 12 divisors (see below), whose sum is σ = 98801446296. Its totient is φ = 28222825680.

The previous prime is 56451810301. The next prime is 56451810367. The reversal of 56451810332 is 23301815465.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 728378 + ... + 802145.

It is an arithmetic number, because the mean of its divisors is an integer number (8233453858).

Almost surely, 2^56451810332 is an apocalyptic number.

It is an amenable number.

56451810332 is a deficient number, since it is larger than the sum of its proper divisors (42349635964).

56451810332 is a wasteful number, since it uses less digits than its factorization.

56451810332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1539748 (or 1539746 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 38.

The spelling of 56451810332 in words is "fifty-six billion, four hundred fifty-one million, eight hundred ten thousand, three hundred thirty-two".