238900174678 has 12 divisors (see below), whose sum is σ = 390931310052. Its totient is φ = 108589946420.

The previous prime is 238900174661. The next prime is 238900174693. The reversal of 238900174678 is 876471009832.

It is a super-2 number, since 2×238900174678² (a number of 24 digits) contains 22 as substring.

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, 2240451 + ... + 2344657.

It is an arithmetic number, because the mean of its divisors is an integer number (32577609171).

Almost surely, 2^238900174678 is an apocalyptic number.

238900174678 is a deficient number, since it is larger than the sum of its proper divisors (152031135374).

238900174678 is an frugal number, since it uses more digits than its factorization.

238900174678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208427 (or 104220 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 55.

The spelling of 238900174678 in words is "two hundred thirty-eight billion, nine hundred million, one hundred seventy-four thousand, six hundred seventy-eight".