236401334253 has 24 divisors (see below), whose sum is σ = 410789288000. Its totient is φ = 127976661504.

The previous prime is 236401334227. The next prime is 236401334341. The reversal of 236401334253 is 352433104632.

236401334253 is a `hidden beast` number, since 2 + 3 + 640 + 1 + 3 + 3 + 4 + 2 + 5 + 3 = 666.

It is not a de Polignac number, because 236401334253 - 2¹³ = 236401326061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (236401334053) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 98746228 + ... + 98748621.

Almost surely, 2^236401334253 is an apocalyptic number.

It is an amenable number.

236401334253 is a deficient number, since it is larger than the sum of its proper divisors (174387953747).

236401334253 is a wasteful number, since it uses less digits than its factorization.

236401334253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197494881 (or 197494878 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 36.

Adding to 236401334253 its reverse (352433104632), we get a palindrome (588834438885).

The spelling of 236401334253 in words is "two hundred thirty-six billion, four hundred one million, three hundred thirty-four thousand, two hundred fifty-three".