233903788079 has 4 divisors (see below), whose sum is σ = 251896387176. Its totient is φ = 215911188984.

The previous prime is 233903788061. The next prime is 233903788087. The reversal of 233903788079 is 970887309332.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-233903788079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233903788009) 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, 8996299529 + ... + 8996299554.

It is an arithmetic number, because the mean of its divisors is an integer number (62974096794).

Almost surely, 2^233903788079 is an apocalyptic number.

233903788079 is a deficient number, since it is larger than the sum of its proper divisors (17992599097).

233903788079 is a wasteful number, since it uses less digits than its factorization.

233903788079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17992599096.

The product of its (nonzero) digits is 13716864, while the sum is 59.

The spelling of 233903788079 in words is "two hundred thirty-three billion, nine hundred three million, seven hundred eighty-eight thousand, seventy-nine".