231368402496 has 448 divisors, whose sum is σ = 782269931520. Its totient is φ = 58604912640.

The previous prime is 231368402477. The next prime is 231368402497. The reversal of 231368402496 is 694204863132.

It is a tau number, because it is divible by the number of its divisors (448).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (231368402497) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 300868800 + ... + 300869568.

It is an arithmetic number, because the mean of its divisors is an integer number (1746138240).

Almost surely, 2^231368402496 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 231368402496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (391134965760).

231368402496 is an abundant number, since it is smaller than the sum of its proper divisors (550901529024).

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

231368402496 is a wasteful number, since it uses less digits than its factorization.

231368402496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1282 (or 1272 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 48.

The spelling of 231368402496 in words is "two hundred thirty-one billion, three hundred sixty-eight million, four hundred two thousand, four hundred ninety-six".