45055516 has 24 divisors (see below), whose sum is σ = 87849216. Its totient is φ = 20043120.

The previous prime is 45055513. The next prime is 45055519. The reversal of 45055516 is 61555054.

It is an interprime number because it is at equal distance from previous prime (45055513) and next prime (45055519).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45055511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8826 + ... + 12961.

It is an arithmetic number, because the mean of its divisors is an integer number (3660384).

Almost surely, 2^45055516 is an apocalyptic number.

It is an amenable number.

45055516 is a deficient number, since it is larger than the sum of its proper divisors (42793700).

45055516 is a wasteful number, since it uses less digits than its factorization.

45055516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21849 (or 21847 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 31.

The square root of 45055516 is about 6712.3405753880. The cubic root of 45055516 is about 355.8355403313.

The spelling of 45055516 in words is "forty-five million, fifty-five thousand, five hundred sixteen".