47706474931 has 2 divisors, whose sum is σ = 47706474932. Its totient is φ = 47706474930.

The previous prime is 47706474889. The next prime is 47706474941. The reversal of 47706474931 is 13947460774.

47706474931 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47706474931 - 2⁹ = 47706474419 is a prime.

It is a super-2 number, since 2×47706474931² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (47706474941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23853237465 + 23853237466.

It is an arithmetic number, because the mean of its divisors is an integer number (23853237466).

Almost surely, 2^47706474931 is an apocalyptic number.

47706474931 is a deficient number, since it is larger than the sum of its proper divisors (1).

47706474931 is an equidigital number, since it uses as much as digits as its factorization.

47706474931 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3556224, while the sum is 52.

The spelling of 47706474931 in words is "forty-seven billion, seven hundred six million, four hundred seventy-four thousand, nine hundred thirty-one".