45616599 has 30 divisors (see below), whose sum is σ = 76904256. Its totient is φ = 26054280.

The previous prime is 45616591. The next prime is 45616601. The reversal of 45616599 is 99561654.

It is a happy number.

45616599 is a `hidden beast` number, since 4 + 56 + 1 + 6 + 599 = 666.

It is not a de Polignac number, because 45616599 - 2³ = 45616591 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45616591) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 20554 + ... + 22664.

Almost surely, 2^45616599 is an apocalyptic number.

45616599 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

45616599 is a deficient number, since it is larger than the sum of its proper divisors (31287657).

45616599 is an equidigital number, since it uses as much as digits as its factorization.

45616599 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2145 (or 2121 counting only the distinct ones).

The product of its digits is 291600, while the sum is 45.

The square root of 45616599 is about 6754.0061445042. The cubic root of 45616599 is about 357.3065417843.

The spelling of 45616599 in words is "forty-five million, six hundred sixteen thousand, five hundred ninety-nine".