61305315062636 has 12 divisors (see below), whose sum is σ = 109566946069728. Its totient is φ = 30000473328432.

The previous prime is 61305315062623. The next prime is 61305315062671. The reversal of 61305315062636 is 63626051350316.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163046050511 + ... + 163046050886.

It is an arithmetic number, because the mean of its divisors is an integer number (9130578839144).

Almost surely, 2^{61305315062636} is an apocalyptic number.

It is an amenable number.

61305315062636 is a deficient number, since it is larger than the sum of its proper divisors (48261631007092).

61305315062636 is a wasteful number, since it uses less digits than its factorization.

61305315062636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326092101448 (or 326092101446 counting only the distinct ones).

The product of its (nonzero) digits is 1749600, while the sum is 47.

The spelling of 61305315062636 in words is "sixty-one trillion, three hundred five billion, three hundred fifteen million, sixty-two thousand, six hundred thirty-six".