238940917766474 has 32 divisors (see below), whose sum is σ = 461265081311232. Its totient is φ = 90090836190000.

The previous prime is 238940917766431. The next prime is 238940917766489. The reversal of 238940917766474 is 474667719049832.

It is a Harshad number since it is a multiple of its sum of digits (77).

It is a junction number, because it is equal to n+sod(n) for n = 238940917766395 and 238940917766404.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25025227502 + ... + 25025237049.

It is an arithmetic number, because the mean of its divisors is an integer number (14414533790976).

Almost surely, 2^{238940917766474} is an apocalyptic number.

238940917766474 is a deficient number, since it is larger than the sum of its proper divisors (222324163544758).

238940917766474 is a wasteful number, since it uses less digits than its factorization.

238940917766474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50050464602.

The product of its (nonzero) digits is 3072577536, while the sum is 77.

The spelling of 238940917766474 in words is "two hundred thirty-eight trillion, nine hundred forty billion, nine hundred seventeen million, seven hundred sixty-six thousand, four hundred seventy-four".