7612997986 has 16 divisors (see below), whose sum is σ = 12469132800. Its totient is φ = 3457259280.

The previous prime is 7612997969. The next prime is 7612997993. The reversal of 7612997986 is 6897992167.

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, 135261 + ... + 183088.

It is an arithmetic number, because the mean of its divisors is an integer number (779320800).

Almost surely, 2^7612997986 is an apocalyptic number.

7612997986 is a deficient number, since it is larger than the sum of its proper divisors (4856134814).

7612997986 is a wasteful number, since it uses less digits than its factorization.

7612997986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319449.

The product of its digits is 20575296, while the sum is 64.

The square root of 7612997986 is about 87252.4955860862. The cubic root of 7612997986 is about 1967.2153520999.

The spelling of 7612997986 in words is "seven billion, six hundred twelve million, nine hundred ninety-seven thousand, nine hundred eighty-six".