45555320452 has 48 divisors (see below), whose sum is σ = 82445903680. Its totient is φ = 22014115200.

The previous prime is 45555320443. The next prime is 45555320453. The reversal of 45555320452 is 25402355554.

It is not an unprimeable number, because it can be changed into a prime (45555320453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6879199 + ... + 6885817.

Almost surely, 2^45555320452 is an apocalyptic number.

It is an amenable number.

45555320452 is a deficient number, since it is larger than the sum of its proper divisors (36890583228).

45555320452 is a wasteful number, since it uses less digits than its factorization.

45555320452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7172 (or 7170 counting only the distinct ones).

The product of its (nonzero) digits is 600000, while the sum is 40.

The spelling of 45555320452 in words is "forty-five billion, five hundred fifty-five million, three hundred twenty thousand, four hundred fifty-two".