7659699947152 has 20 divisors (see below), whose sum is σ = 16189820343216. Its totient is φ = 3481681794080.

The previous prime is 7659699947131. The next prime is 7659699947161. The reversal of 7659699947152 is 2517499969567.

It is a happy number.

It is a super-2 number, since 2×7659699947152² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21760511038 + ... + 21760511389.

Almost surely, 2^{7659699947152} is an apocalyptic number.

It is an amenable number.

7659699947152 is an abundant number, since it is smaller than the sum of its proper divisors (8530120396064).

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

7659699947152 is a wasteful number, since it uses less digits than its factorization.

7659699947152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43521022446 (or 43521022440 counting only the distinct ones).

The product of its digits is 2314720800, while the sum is 79.

The spelling of 7659699947152 in words is "seven trillion, six hundred fifty-nine billion, six hundred ninety-nine million, nine hundred forty-seven thousand, one hundred fifty-two".