61368242379024 has 120 divisors (see below), whose sum is σ = 190366792912128. Its totient is φ = 16968177596160.

The previous prime is 61368242378977. The next prime is 61368242379043. The reversal of 61368242379024 is 42097324286316.

It is a happy number.

It is a super-2 number, since 2×61368242379024² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 420764827 + ... + 420910650.

Almost surely, 2^{61368242379024} is an apocalyptic number.

It is an amenable number.

61368242379024 is an abundant number, since it is smaller than the sum of its proper divisors (128998550533104).

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

61368242379024 is a wasteful number, since it uses less digits than its factorization.

61368242379024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 841675533 (or 841675520 counting only the distinct ones).

The product of its (nonzero) digits is 20901888, while the sum is 57.

The spelling of 61368242379024 in words is "sixty-one trillion, three hundred sixty-eight billion, two hundred forty-two million, three hundred seventy-nine thousand, twenty-four".