45004552623 has 6 divisors (see below), whose sum is σ = 65006576024. Its totient is φ = 30003035076.

The previous prime is 45004552609. The next prime is 45004552643. The reversal of 45004552623 is 32625540054.

45004552623 is a `hidden beast` number, since 4 + 500 + 45 + 52 + 62 + 3 = 666.

It is not a de Polignac number, because 45004552623 - 2¹⁸ = 45004290479 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 (45004552643) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2500252915 + ... + 2500252932.

Almost surely, 2^45004552623 is an apocalyptic number.

45004552623 is a deficient number, since it is larger than the sum of its proper divisors (20002023401).

45004552623 is a wasteful number, since it uses less digits than its factorization.

45004552623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5000505853 (or 5000505850 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

The spelling of 45004552623 in words is "forty-five billion, four million, five hundred fifty-two thousand, six hundred twenty-three".