109537128396 has 18 divisors (see below), whose sum is σ = 276885519092. Its totient is φ = 36512376120.

The previous prime is 109537128377. The next prime is 109537128401. The reversal of 109537128396 is 693821735901.

109537128396 is a `hidden beast` number, since 1 + 0 + 9 + 537 + 12 + 8 + 3 + 96 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1521348970 + ... + 1521349041.

Almost surely, 2^109537128396 is an apocalyptic number.

It is an amenable number.

109537128396 is an abundant number, since it is smaller than the sum of its proper divisors (167348390696).

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

109537128396 is a wasteful number, since it uses less digits than its factorization.

109537128396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3042698021 (or 3042698016 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 54.

The spelling of 109537128396 in words is "one hundred nine billion, five hundred thirty-seven million, one hundred twenty-eight thousand, three hundred ninety-six".