45464263021 has 24 divisors (see below), whose sum is σ = 48799973376. Its totient is φ = 42345112320.

The previous prime is 45464262947. The next prime is 45464263027. The reversal of 45464263021 is 12036246454.

It is not a de Polignac number, because 45464263021 - 2²³ = 45455874413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45464263027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16918740 + ... + 16921426.

It is an arithmetic number, because the mean of its divisors is an integer number (2033332224).

Almost surely, 2^45464263021 is an apocalyptic number.

It is an amenable number.

45464263021 is a deficient number, since it is larger than the sum of its proper divisors (3335710355).

45464263021 is a wasteful number, since it uses less digits than its factorization.

45464263021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3309 (or 3292 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 37.

The spelling of 45464263021 in words is "forty-five billion, four hundred sixty-four million, two hundred sixty-three thousand, twenty-one".