45507776 has 56 divisors (see below), whose sum is σ = 96597216. Its totient is φ = 21196800.

The previous prime is 45507773. The next prime is 45507779. The reversal of 45507776 is 67770554.

It is an interprime number because it is at equal distance from previous prime (45507773) and next prime (45507779).

It is not an unprimeable number, because it can be changed into a prime (45507773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 164150 + ... + 164426.

Almost surely, 2^45507776 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45507776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48298608).

45507776 is an abundant number, since it is smaller than the sum of its proper divisors (51089440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45507776 is a wasteful number, since it uses less digits than its factorization.

45507776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457 (or 447 counting only the distinct ones).

The product of its (nonzero) digits is 205800, while the sum is 41.

The square root of 45507776 is about 6745.9451524601. The cubic root of 45507776 is about 357.0221852737.

The spelling of 45507776 in words is "forty-five million, five hundred seven thousand, seven hundred seventy-six".