45097322985 has 288 divisors, whose sum is σ = 102978345600. Its totient is φ = 17985576960.

The previous prime is 45097322981. The next prime is 45097323001. The reversal of 45097322985 is 58922379054.

45097322985 is a `hidden beast` number, since 4 + 509 + 7 + 32 + 29 + 85 = 666.

It is not a de Polignac number, because 45097322985 - 2² = 45097322981 is a prime.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45097322981) by changing a digit.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 27019731 + ... + 27021399.

It is an arithmetic number, because the mean of its divisors is an integer number (357563700).

Almost surely, 2^45097322985 is an apocalyptic number.

45097322985 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

45097322985 is an abundant number, since it is smaller than the sum of its proper divisors (57881022615).

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

45097322985 is a wasteful number, since it uses less digits than its factorization.

45097322985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1753 (or 1737 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 54.

The spelling of 45097322985 in words is "forty-five billion, ninety-seven million, three hundred twenty-two thousand, nine hundred eighty-five".