10055500561 has 8 divisors (see below), whose sum is σ = 10647897984. Its totient is φ = 9463202880.

The previous prime is 10055500541. The next prime is 10055500583. The reversal of 10055500561 is 16500555001.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10055500561 is a prime.

It is a super-2 number, since 2×10055500561² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10055500541) 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, 315676 + ... + 346066.

It is an arithmetic number, because the mean of its divisors is an integer number (1330987248).

Almost surely, 2^10055500561 is an apocalyptic number.

It is an amenable number.

10055500561 is a deficient number, since it is larger than the sum of its proper divisors (592397423).

10055500561 is a wasteful number, since it uses less digits than its factorization.

10055500561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49871.

The product of its (nonzero) digits is 3750, while the sum is 28.

The spelling of 10055500561 in words is "ten billion, fifty-five million, five hundred thousand, five hundred sixty-one".