47365736231531 has 2 divisors, whose sum is σ = 47365736231532. Its totient is φ = 47365736231530.

The previous prime is 47365736231503. The next prime is 47365736231537. The reversal of 47365736231531 is 13513263756374.

47365736231531 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 a de Polignac number, because none of the positive numbers 2^k-47365736231531 is a prime.

It is a super-2 number, since 2×47365736231531² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (47365736231537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23682868115765 + 23682868115766.

It is an arithmetic number, because the mean of its divisors is an integer number (23682868115766).

Almost surely, 2^{47365736231531} is an apocalyptic number.

47365736231531 is a deficient number, since it is larger than the sum of its proper divisors (1).

47365736231531 is an equidigital number, since it uses as much as digits as its factorization.

47365736231531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28576800, while the sum is 56.

The spelling of 47365736231531 in words is "forty-seven trillion, three hundred sixty-five billion, seven hundred thirty-six million, two hundred thirty-one thousand, five hundred thirty-one".