109618437412 has 48 divisors (see below), whose sum is σ = 213329894400. Its totient is φ = 48861263360.

The previous prime is 109618437389. The next prime is 109618437419. The reversal of 109618437412 is 214734816901.

It is a super-2 number, since 2×109618437412² (a number of 23 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (109618437419) 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, 4953789 + ... + 4975867.

It is an arithmetic number, because the mean of its divisors is an integer number (4444372800).

Almost surely, 2^109618437412 is an apocalyptic number.

It is an amenable number.

109618437412 is a deficient number, since it is larger than the sum of its proper divisors (103711456988).

109618437412 is a wasteful number, since it uses less digits than its factorization.

109618437412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24276 (or 24274 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 46.

The spelling of 109618437412 in words is "one hundred nine billion, six hundred eighteen million, four hundred thirty-seven thousand, four hundred twelve".