61313262036 has 24 divisors (see below), whose sum is σ = 154069222944. Its totient is φ = 18865619040.

The previous prime is 61313261963. The next prime is 61313262089. The reversal of 61313262036 is 63026231316.

It is a super-2 number, since 2×61313262036² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 61313261988 and 61313262006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196516710 + ... + 196517021.

It is an arithmetic number, because the mean of its divisors is an integer number (6419550956).

Almost surely, 2^61313262036 is an apocalyptic number.

It is an amenable number.

61313262036 is an abundant number, since it is smaller than the sum of its proper divisors (92755960908).

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

61313262036 is a wasteful number, since it uses less digits than its factorization.

61313262036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393033751 (or 393033749 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 33.

The spelling of 61313262036 in words is "sixty-one billion, three hundred thirteen million, two hundred sixty-two thousand, thirty-six".