45120572208 has 80 divisors (see below), whose sum is σ = 129590143200. Its totient is φ = 15031203840.

The previous prime is 45120572191. The next prime is 45120572243. The reversal of 45120572208 is 80227502154.

It is a happy number.

45120572208 is a `hidden beast` number, since 45 + 1 + 20 + 572 + 20 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 713128 + ... + 773816.

It is an arithmetic number, because the mean of its divisors is an integer number (1619876790).

Almost surely, 2^45120572208 is an apocalyptic number.

45120572208 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

45120572208 is an abundant number, since it is smaller than the sum of its proper divisors (84469570992).

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

45120572208 is a wasteful number, since it uses less digits than its factorization.

45120572208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62427 (or 62415 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 36.

The spelling of 45120572208 in words is "forty-five billion, one hundred twenty million, five hundred seventy-two thousand, two hundred eight".