55716567572 has 24 divisors (see below), whose sum is σ = 98320674816. Its totient is φ = 27625654368.

The previous prime is 55716567559. The next prime is 55716567653. The reversal of 55716567572 is 27576561755.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 227693 + ... + 404075.

It is an arithmetic number, because the mean of its divisors is an integer number (4096694784).

Almost surely, 2^55716567572 is an apocalyptic number.

It is an amenable number.

55716567572 is a deficient number, since it is larger than the sum of its proper divisors (42604107244).

55716567572 is a wasteful number, since it uses less digits than its factorization.

55716567572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177047 (or 177045 counting only the distinct ones).

The product of its digits is 15435000, while the sum is 56.

The spelling of 55716567572 in words is "fifty-five billion, seven hundred sixteen million, five hundred sixty-seven thousand, five hundred seventy-two".