45653520 has 80 divisors (see below), whose sum is σ = 154400832. Its totient is φ = 11066880.

The previous prime is 45653519. The next prime is 45653539. The reversal of 45653520 is 2535654.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6007 + ... + 11286.

Almost surely, 2^45653520 is an apocalyptic number.

45653520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45653520 is an abundant number, since it is smaller than the sum of its proper divisors (108747312).

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

45653520 is a wasteful number, since it uses less digits than its factorization.

45653520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17320 (or 17314 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 45653520 is about 6756.7388583547. The cubic root of 45653520 is about 357.4029142861.

The spelling of 45653520 in words is "forty-five million, six hundred fifty-three thousand, five hundred twenty".