236409788468 has 24 divisors (see below), whose sum is σ = 475431849984. Its totient is φ = 100758708000.

The previous prime is 236409788443. The next prime is 236409788471. The reversal of 236409788468 is 864887904632.

It is a congruent number.

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, 23318708 + ... + 23328843.

It is an arithmetic number, because the mean of its divisors is an integer number (19809660416).

Almost surely, 2^236409788468 is an apocalyptic number.

236409788468 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

236409788468 is an abundant number, since it is smaller than the sum of its proper divisors (239022061516).

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

236409788468 is a wasteful number, since it uses less digits than its factorization.

236409788468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46647743 (or 46647741 counting only the distinct ones).

The product of its (nonzero) digits is 111476736, while the sum is 65.

The spelling of 236409788468 in words is "two hundred thirty-six billion, four hundred nine million, seven hundred eighty-eight thousand, four hundred sixty-eight".