236397020401 has 4 divisors (see below), whose sum is σ = 236398492404. Its totient is φ = 236395548400.

The previous prime is 236397020393. The next prime is 236397020423. The reversal of 236397020401 is 104020793632.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 163115823376 + 73281197025 = 403876^2 + 270705^2 .

It is a cyclic number.

It is not a de Polignac number, because 236397020401 - 2³ = 236397020393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (236397020491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 460810 + ... + 827731.

It is an arithmetic number, because the mean of its divisors is an integer number (59099623101).

Almost surely, 2^236397020401 is an apocalyptic number.

It is an amenable number.

236397020401 is a deficient number, since it is larger than the sum of its proper divisors (1472003).

236397020401 is a wasteful number, since it uses less digits than its factorization.

236397020401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1472002.

The product of its (nonzero) digits is 54432, while the sum is 37.

The spelling of 236397020401 in words is "two hundred thirty-six billion, three hundred ninety-seven million, twenty thousand, four hundred one".