45664814639787 has 32 divisors (see below), whose sum is σ = 72614842675200. Its totient is φ = 24957948306720.

The previous prime is 45664814639753. The next prime is 45664814639813. The reversal of 45664814639787 is 78793641846654.

It is not a de Polignac number, because 45664814639787 - 2⁶ = 45664814639723 is a prime.

It is a super-2 number, since 2×45664814639787² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45664814639707) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3883612 + ... + 10315622.

It is an arithmetic number, because the mean of its divisors is an integer number (2269213833600).

Almost surely, 2^{45664814639787} is an apocalyptic number.

45664814639787 is a deficient number, since it is larger than the sum of its proper divisors (26950028035413).

45664814639787 is a wasteful number, since it uses less digits than its factorization.

45664814639787 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6446743.

The product of its digits is 5852528640, while the sum is 78.

The spelling of 45664814639787 in words is "forty-five trillion, six hundred sixty-four billion, eight hundred fourteen million, six hundred thirty-nine thousand, seven hundred eighty-seven".