46138852531 has 2 divisors, whose sum is σ = 46138852532. Its totient is φ = 46138852530.

The previous prime is 46138852519. The next prime is 46138852579. The reversal of 46138852531 is 13525883164.

46138852531 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 46138852531 - 2¹⁵ = 46138819763 is a prime.

It is a super-2 number, since 2×46138852531² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (46138852031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23069426265 + 23069426266.

It is an arithmetic number, because the mean of its divisors is an integer number (23069426266).

Almost surely, 2^46138852531 is an apocalyptic number.

46138852531 is a deficient number, since it is larger than the sum of its proper divisors (1).

46138852531 is an equidigital number, since it uses as much as digits as its factorization.

46138852531 is an evil number, because the sum of its binary digits is even.

The product of its digits is 691200, while the sum is 46.

The spelling of 46138852531 in words is "forty-six billion, one hundred thirty-eight million, eight hundred fifty-two thousand, five hundred thirty-one".