61047933463631 has 8 divisors (see below), whose sum is σ = 61235901484800. Its totient is φ = 60859986727320.

The previous prime is 61047933463577. The next prime is 61047933463669. The reversal of 61047933463631 is 13636433974016.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-61047933463631 is a prime.

It is a super-2 number, since 2×61047933463631² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61047933462631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 433460 + ... + 11058198.

It is an arithmetic number, because the mean of its divisors is an integer number (7654487685600).

Almost surely, 2^{61047933463631} is an apocalyptic number.

61047933463631 is a deficient number, since it is larger than the sum of its proper divisors (187968021169).

61047933463631 is a wasteful number, since it uses less digits than its factorization.

61047933463631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10642429.

The product of its (nonzero) digits is 17635968, while the sum is 56.

The spelling of 61047933463631 in words is "sixty-one trillion, forty-seven billion, nine hundred thirty-three million, four hundred sixty-three thousand, six hundred thirty-one".