45555215150440 has 64 divisors (see below), whose sum is σ = 107137931160960. Its totient is φ = 17400128190720.

The previous prime is 45555215150429. The next prime is 45555215150447. The reversal of 45555215150440 is 4405151255554.

It is a super-2 number, since 2×45555215150440² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is not an unprimeable number, because it can be changed into a prime (45555215150447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41637591 + ... + 42717670.

It is an arithmetic number, because the mean of its divisors is an integer number (1674030174390).

Almost surely, 2^{45555215150440} is an apocalyptic number.

45555215150440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45555215150440 is an abundant number, since it is smaller than the sum of its proper divisors (61582716010520).

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

45555215150440 is a wasteful number, since it uses less digits than its factorization.

45555215150440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84355882 (or 84355878 counting only the distinct ones).

The product of its (nonzero) digits is 2000000, while the sum is 46.

The spelling of 45555215150440 in words is "forty-five trillion, five hundred fifty-five billion, two hundred fifteen million, one hundred fifty thousand, four hundred forty".