3979164550 has 12 divisors (see below), whose sum is σ = 7401246156. Its totient is φ = 1591665800.

The previous prime is 3979164479. The next prime is 3979164571. The reversal of 3979164550 is 554619793.

It is a junction number, because it is equal to n+sod(n) for n = 3979164494 and 3979164503.

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, 39791596 + ... + 39791695.

It is an arithmetic number, because the mean of its divisors is an integer number (616770513).

Almost surely, 2^3979164550 is an apocalyptic number.

3979164550 is a deficient number, since it is larger than the sum of its proper divisors (3422081606).

3979164550 is a wasteful number, since it uses less digits than its factorization.

3979164550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79583303 (or 79583298 counting only the distinct ones).

The product of its (nonzero) digits is 1020600, while the sum is 49.

The square root of 3979164550 is about 63080.6194484487. The cubic root of 3979164550 is about 1584.6400679386.

The spelling of 3979164550 in words is "three billion, nine hundred seventy-nine million, one hundred sixty-four thousand, five hundred fifty".