45432706531 has 2 divisors, whose sum is σ = 45432706532. Its totient is φ = 45432706530.

The previous prime is 45432706523. The next prime is 45432706559. The reversal of 45432706531 is 13560723454.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45432706531 - 2³ = 45432706523 is a prime.

It is a super-2 number, since 2×45432706531² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45432706511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22716353265 + 22716353266.

It is an arithmetic number, because the mean of its divisors is an integer number (22716353266).

Almost surely, 2^45432706531 is an apocalyptic number.

45432706531 is a deficient number, since it is larger than the sum of its proper divisors (1).

45432706531 is an equidigital number, since it uses as much as digits as its factorization.

45432706531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 302400, while the sum is 40.

The spelling of 45432706531 in words is "forty-five billion, four hundred thirty-two million, seven hundred six thousand, five hundred thirty-one".