45666236507 has 2 divisors, whose sum is σ = 45666236508. Its totient is φ = 45666236506.

The previous prime is 45666236503. The next prime is 45666236579. The reversal of 45666236507 is 70563266654.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45666236507 - 2² = 45666236503 is a prime.

It is a super-2 number, since 2×45666236507² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45666236503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22833118253 + 22833118254.

It is an arithmetic number, because the mean of its divisors is an integer number (22833118254).

Almost surely, 2^45666236507 is an apocalyptic number.

45666236507 is a deficient number, since it is larger than the sum of its proper divisors (1).

45666236507 is an equidigital number, since it uses as much as digits as its factorization.

45666236507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5443200, while the sum is 50.

The spelling of 45666236507 in words is "forty-five billion, six hundred sixty-six million, two hundred thirty-six thousand, five hundred seven".