61313134542752 has 24 divisors (see below), whose sum is σ = 121282320059712. Its totient is φ = 30511275480000.

The previous prime is 61313134542739. The next prime is 61313134542757. The reversal of 61313134542752 is 25724543131316.

It is a junction number, because it is equal to n+sod(n) for n = 61313134542697 and 61313134542706.

It is not an unprimeable number, because it can be changed into a prime (61313134542757) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4540361624 + ... + 4540375127.

It is an arithmetic number, because the mean of its divisors is an integer number (5053430002488).

Almost surely, 2^{61313134542752} is an apocalyptic number.

It is an amenable number.

61313134542752 is a deficient number, since it is larger than the sum of its proper divisors (59969185516960).

61313134542752 is a wasteful number, since it uses less digits than its factorization.

61313134542752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9080736972 (or 9080736964 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 47.

The spelling of 61313134542752 in words is "sixty-one trillion, three hundred thirteen billion, one hundred thirty-four million, five hundred forty-two thousand, seven hundred fifty-two".