40524412531 has 2 divisors, whose sum is σ = 40524412532. Its totient is φ = 40524412530.

The previous prime is 40524412519. The next prime is 40524412559. The reversal of 40524412531 is 13521442504.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40524412531 - 2⁵ = 40524412499 is a prime.

It is a super-2 number, since 2×40524412531² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40524412493 and 40524412502.

It is not a weakly prime, because it can be changed into another prime (40524412501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20262206265 + 20262206266.

It is an arithmetic number, because the mean of its divisors is an integer number (20262206266).

Almost surely, 2^40524412531 is an apocalyptic number.

40524412531 is a deficient number, since it is larger than the sum of its proper divisors (1).

40524412531 is an equidigital number, since it uses as much as digits as its factorization.

40524412531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19200, while the sum is 31.

The spelling of 40524412531 in words is "forty billion, five hundred twenty-four million, four hundred twelve thousand, five hundred thirty-one".