238549476426 has 16 divisors (see below), whose sum is σ = 477103787904. Its totient is φ = 79515686304.

The previous prime is 238549476421. The next prime is 238549476479. The reversal of 238549476426 is 624674945832.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 238549476426.

It is not an unprimeable number, because it can be changed into a prime (238549476421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 921006 + ... + 1151238.

It is an arithmetic number, because the mean of its divisors is an integer number (29818986744).

Almost surely, 2^238549476426 is an apocalyptic number.

238549476426 is an abundant number, since it is smaller than the sum of its proper divisors (238554311478).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

238549476426 is a wasteful number, since it uses less digits than its factorization.

238549476426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402925.

The product of its digits is 69672960, while the sum is 60.

The spelling of 238549476426 in words is "two hundred thirty-eight billion, five hundred forty-nine million, four hundred seventy-six thousand, four hundred twenty-six".