45051788 has 24 divisors (see below), whose sum is σ = 81489408. Its totient is φ = 21779856.

The previous prime is 45051781. The next prime is 45051791. The reversal of 45051788 is 88715054.

It is not an unprimeable number, because it can be changed into a prime (45051781) 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, 16445 + ... + 18987.

It is an arithmetic number, because the mean of its divisors is an integer number (3395392).

Almost surely, 2^45051788 is an apocalyptic number.

It is an amenable number.

45051788 is a deficient number, since it is larger than the sum of its proper divisors (36437620).

45051788 is a wasteful number, since it uses less digits than its factorization.

45051788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2693 (or 2691 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 38.

The square root of 45051788 is about 6712.0628721728. The cubic root of 45051788 is about 355.8257258357.

The spelling of 45051788 in words is "forty-five million, fifty-one thousand, seven hundred eighty-eight".