938157298666 has 16 divisors (see below), whose sum is σ = 1608341057856. Its totient is φ = 402049562976.

The previous prime is 938157298649. The next prime is 938157298699. The reversal of 938157298666 is 666892751839.

It is a junction number, because it is equal to n+sod(n) for n = 938157298595 and 938157298604.

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, 1158456 + ... + 1793971.

It is an arithmetic number, because the mean of its divisors is an integer number (100521316116).

Almost surely, 2^938157298666 is an apocalyptic number.

938157298666 is a deficient number, since it is larger than the sum of its proper divisors (670183759190).

938157298666 is a wasteful number, since it uses less digits than its factorization.

938157298666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2975133.

The product of its digits is 235146240, while the sum is 70.

The spelling of 938157298666 in words is "nine hundred thirty-eight billion, one hundred fifty-seven million, two hundred ninety-eight thousand, six hundred sixty-six".