109257087594 has 32 divisors (see below), whose sum is σ = 219538304640. Its totient is φ = 36248443200.

The previous prime is 109257087581. The next prime is 109257087601. The reversal of 109257087594 is 495780752901.

It is a super-2 number, since 2×109257087594² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5033124 + ... + 5054784.

It is an arithmetic number, because the mean of its divisors is an integer number (6860572020).

Almost surely, 2^109257087594 is an apocalyptic number.

109257087594 is an abundant number, since it is smaller than the sum of its proper divisors (110281217046).

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

109257087594 is a wasteful number, since it uses less digits than its factorization.

109257087594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25566.

The product of its (nonzero) digits is 6350400, while the sum is 57.

The spelling of 109257087594 in words is "one hundred nine billion, two hundred fifty-seven million, eighty-seven thousand, five hundred ninety-four".