47261516731 has 64 divisors (see below), whose sum is σ = 59322332160. Its totient is φ = 37013760000.

The previous prime is 47261516683. The next prime is 47261516737. The reversal of 47261516731 is 13761516274.

It is a cyclic number.

It is not a de Polignac number, because 47261516731 - 2³³ = 38671582139 is a prime.

It is a super-2 number, since 2×47261516731² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (47261516737) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 78637831 + ... + 78638431.

It is an arithmetic number, because the mean of its divisors is an integer number (926911440).

Almost surely, 2^47261516731 is an apocalyptic number.

47261516731 is a deficient number, since it is larger than the sum of its proper divisors (12060815429).

47261516731 is a wasteful number, since it uses less digits than its factorization.

47261516731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1028.

The product of its digits is 211680, while the sum is 43.

The spelling of 47261516731 in words is "forty-seven billion, two hundred sixty-one million, five hundred sixteen thousand, seven hundred thirty-one".