17874116612 has 18 divisors (see below), whose sum is σ = 34381824414. Its totient is φ = 8124598240.

The previous prime is 17874116609. The next prime is 17874116647. The reversal of 17874116612 is 21661147871.

It can be written as a sum of positive squares in only one way, i.e., 17874085636 + 30976 = 133694^2 + 176^2 .

It is a Harshad number since it is a multiple of its sum of digits (44).

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, 18464513 + ... + 18465480.

Almost surely, 2^17874116612 is an apocalyptic number.

It is an amenable number.

17874116612 is a deficient number, since it is larger than the sum of its proper divisors (16507707802).

17874116612 is a wasteful number, since it uses less digits than its factorization.

17874116612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36930019 (or 36930006 counting only the distinct ones).

The product of its digits is 112896, while the sum is 44.

The spelling of 17874116612 in words is "seventeen billion, eight hundred seventy-four million, one hundred sixteen thousand, six hundred twelve".