235404020013 has 8 divisors (see below), whose sum is σ = 313993740000. Its totient is φ = 156875156688.

The previous prime is 235404019987. The next prime is 235404020023. The reversal of 235404020013 is 310020404532.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 235404020013 - 2²⁵ = 235370465581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (235404020023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15205138 + ... + 15220611.

It is an arithmetic number, because the mean of its divisors is an integer number (39249217500).

Almost surely, 2^235404020013 is an apocalyptic number.

It is an amenable number.

235404020013 is a deficient number, since it is larger than the sum of its proper divisors (78589719987).

235404020013 is a wasteful number, since it uses less digits than its factorization.

235404020013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30428331.

The product of its (nonzero) digits is 2880, while the sum is 24.

Adding to 235404020013 its reverse (310020404532), we get a palindrome (545424424545).

The spelling of 235404020013 in words is "two hundred thirty-five billion, four hundred four million, twenty thousand, thirteen".