2153693712 has 40 divisors (see below), whose sum is σ = 5565509856. Its totient is φ = 717665536.

The previous prime is 2153693699. The next prime is 2153693741. The reversal of 2153693712 is 2173963512.

It is a happy number.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208903 + ... + 218969.

Almost surely, 2^2153693712 is an apocalyptic number.

It is an amenable number.

2153693712 is an abundant number, since it is smaller than the sum of its proper divisors (3411816144).

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

2153693712 is a wasteful number, since it uses less digits than its factorization.

2153693712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14535 (or 14529 counting only the distinct ones).

The product of its digits is 68040, while the sum is 39.

The square root of 2153693712 is about 46407.9057058170. The cubic root of 2153693712 is about 1291.4015798165.

The spelling of 2153693712 in words is "two billion, one hundred fifty-three million, six hundred ninety-three thousand, seven hundred twelve".