47552489531 has 2 divisors, whose sum is σ = 47552489532. Its totient is φ = 47552489530.

The previous prime is 47552489521. The next prime is 47552489557. The reversal of 47552489531 is 13598425574.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47552489531 - 2²² = 47548295227 is a prime.

It is a super-2 number, since 2×47552489531² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (47552489521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23776244765 + 23776244766.

It is an arithmetic number, because the mean of its divisors is an integer number (23776244766).

Almost surely, 2^47552489531 is an apocalyptic number.

47552489531 is a deficient number, since it is larger than the sum of its proper divisors (1).

47552489531 is an equidigital number, since it uses as much as digits as its factorization.

47552489531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048000, while the sum is 53.

The spelling of 47552489531 in words is "forty-seven billion, five hundred fifty-two million, four hundred eighty-nine thousand, five hundred thirty-one".