45302123520 has 132 divisors (see below), whose sum is σ = 156970837920. Its totient is φ = 12080553984.

The previous prime is 45302123483. The next prime is 45302123521. The reversal of 45302123520 is 2532120354.

It is a happy number.

45302123520 is a `hidden beast` number, since 4 + 5 + 302 + 1 + 2 + 352 + 0 = 666.

It is not an unprimeable number, because it can be changed into a prime (45302123521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 445480 + ... + 537639.

Almost surely, 2^45302123520 is an apocalyptic number.

45302123520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45302123520 is an abundant number, since it is smaller than the sum of its proper divisors (111668714400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45302123520 is a wasteful number, since it uses less digits than its factorization.

45302123520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 983150 (or 983129 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

Adding to 45302123520 its reverse (2532120354), we get a palindrome (47834243874).

The spelling of 45302123520 in words is "forty-five billion, three hundred two million, one hundred twenty-three thousand, five hundred twenty".