45130664651 has 4 divisors (see below), whose sum is σ = 45274852392. Its totient is φ = 44986476912.

The previous prime is 45130664639. The next prime is 45130664671. The reversal of 45130664651 is 15646603154.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45130664651 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45130664599 and 45130664608.

It is not an unprimeable number, because it can be changed into a prime (45130664611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72093401 + ... + 72094026.

It is an arithmetic number, because the mean of its divisors is an integer number (11318713098).

Almost surely, 2^45130664651 is an apocalyptic number.

45130664651 is a deficient number, since it is larger than the sum of its proper divisors (144187741).

45130664651 is a wasteful number, since it uses less digits than its factorization.

45130664651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144187740.

The product of its (nonzero) digits is 259200, while the sum is 41.

The spelling of 45130664651 in words is "forty-five billion, one hundred thirty million, six hundred sixty-four thousand, six hundred fifty-one".