61500567222504 has 48 divisors (see below), whose sum is σ = 166583412574020. Its totient is φ = 20497804293120.

The previous prime is 61500567222503. The next prime is 61500567222553. The reversal of 61500567222504 is 40522276500516.

61500567222504 is a `hidden beast` number, since 6 + 1 + 5 + 0 + 0 + 56 + 72 + 22 + 504 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 52210885004100 + 9289682218404 = 7225710^2 + 3047898^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 61500567222504.

It is not an unprimeable number, because it can be changed into a prime (61500567222503) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49059657 + ... + 50297624.

Almost surely, 2^{61500567222504} is an apocalyptic number.

It is an amenable number.

61500567222504 is an abundant number, since it is smaller than the sum of its proper divisors (105082845351516).

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

61500567222504 is a wasteful number, since it uses less digits than its factorization.

61500567222504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99365890 (or 99365883 counting only the distinct ones).

The product of its (nonzero) digits is 1008000, while the sum is 45.

The spelling of 61500567222504 in words is "sixty-one trillion, five hundred billion, five hundred sixty-seven million, two hundred twenty-two thousand, five hundred four".