45402877023 has 24 divisors (see below), whose sum is σ = 72058491648. Its totient is φ = 25341137136.

The previous prime is 45402877019. The next prime is 45402877061. The reversal of 45402877023 is 32077820454.

It is a happy number.

It is not a de Polignac number, because 45402877023 - 2² = 45402877019 is a prime.

It is a super-2 number, since 2×45402877023² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45402877073) 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, 3585111 + ... + 3597752.

It is an arithmetic number, because the mean of its divisors is an integer number (3002437152).

Almost surely, 2^45402877023 is an apocalyptic number.

45402877023 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

45402877023 is a deficient number, since it is larger than the sum of its proper divisors (26655614625).

45402877023 is a wasteful number, since it uses less digits than its factorization.

45402877023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7182923 (or 7182916 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 42.

The spelling of 45402877023 in words is "forty-five billion, four hundred two million, eight hundred seventy-seven thousand, twenty-three".