45151800 has 48 divisors (see below), whose sum is σ = 139972440. Its totient is φ = 12040320.

The previous prime is 45151781. The next prime is 45151807. The reversal of 45151800 is 815154.

45151800 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45151807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37027 + ... + 38226.

Almost surely, 2^45151800 is an apocalyptic number.

45151800 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45151800 is an abundant number, since it is smaller than the sum of its proper divisors (94820640).

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

45151800 is a wasteful number, since it uses less digits than its factorization.

45151800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75272 (or 75263 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 24.

The square root of 45151800 is about 6719.5089106273. The cubic root of 45151800 is about 356.0888344567.

Adding to 45151800 its reverse (815154), we get a palindrome (45966954).

The spelling of 45151800 in words is "forty-five million, one hundred fifty-one thousand, eight hundred".