363981879722 has 16 divisors (see below), whose sum is σ = 574765061760. Its totient is φ = 172395420192.

The previous prime is 363981879697. The next prime is 363981879733. The reversal of 363981879722 is 227978189363.

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, 80003 + ... + 856950.

It is an arithmetic number, because the mean of its divisors is an integer number (35922816360).

Almost surely, 2^363981879722 is an apocalyptic number.

363981879722 is a deficient number, since it is larger than the sum of its proper divisors (210783182038).

363981879722 is a wasteful number, since it uses less digits than its factorization.

363981879722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 947197.

The product of its digits is 54867456, while the sum is 65.

The spelling of 363981879722 in words is "three hundred sixty-three billion, nine hundred eighty-one million, eight hundred seventy-nine thousand, seven hundred twenty-two".