977613950 has 12 divisors (see below), whose sum is σ = 1818362040. Its totient is φ = 391045560.

The previous prime is 977613947. The next prime is 977613961. The reversal of 977613950 is 59316779.

It is a happy number.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 977613895 and 977613904.

It is a congruent number.

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, 9776090 + ... + 9776189.

It is an arithmetic number, because the mean of its divisors is an integer number (151530170).

Almost surely, 2^977613950 is an apocalyptic number.

977613950 is a deficient number, since it is larger than the sum of its proper divisors (840748090).

977613950 is a wasteful number, since it uses less digits than its factorization.

977613950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19552291 (or 19552286 counting only the distinct ones).

The product of its (nonzero) digits is 357210, while the sum is 47.

The square root of 977613950 is about 31266.8186741152. The cubic root of 977613950 is about 992.4815986369.

The spelling of 977613950 in words is "nine hundred seventy-seven million, six hundred thirteen thousand, nine hundred fifty".