238744723426 has 16 divisors (see below), whose sum is σ = 390814473600. Its totient is φ = 108481081680.

The previous prime is 238744723417. The next prime is 238744723499. The reversal of 238744723426 is 624327447832.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1900101 + ... + 2021848.

It is an arithmetic number, because the mean of its divisors is an integer number (24425904600).

Almost surely, 2^238744723426 is an apocalyptic number.

238744723426 is a deficient number, since it is larger than the sum of its proper divisors (152069750174).

238744723426 is a wasteful number, since it uses less digits than its factorization.

238744723426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3924729.

The product of its digits is 10838016, while the sum is 52.

The spelling of 238744723426 in words is "two hundred thirty-eight billion, seven hundred forty-four million, seven hundred twenty-three thousand, four hundred twenty-six".