61506601567624 has 32 divisors (see below), whose sum is σ = 118112498824320. Its totient is φ = 30011215784256.

The previous prime is 61506601567573. The next prime is 61506601567637. The reversal of 61506601567624 is 42676510660516.

It is a happy number.

61506601567624 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79650784 + ... + 80419279.

It is an arithmetic number, because the mean of its divisors is an integer number (3691015588260).

Almost surely, 2^{61506601567624} is an apocalyptic number.

It is an amenable number.

61506601567624 is a deficient number, since it is larger than the sum of its proper divisors (56605897256696).

61506601567624 is a wasteful number, since it uses less digits than its factorization.

61506601567624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160071229 (or 160071225 counting only the distinct ones).

The product of its (nonzero) digits is 10886400, while the sum is 55.

The spelling of 61506601567624 in words is "sixty-one trillion, five hundred six billion, six hundred one million, five hundred sixty-seven thousand, six hundred twenty-four".