390232232093 has 4 divisors (see below), whose sum is σ = 425707889568. Its totient is φ = 354756574620.

The previous prime is 390232232083. The next prime is 390232232141.

390232232093 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-390232232093 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 (390232232023) 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, 17737828721 + ... + 17737828742.

It is an arithmetic number, because the mean of its divisors is an integer number (106426972392).

Almost surely, 2^390232232093 is an apocalyptic number.

It is an amenable number.

390232232093 is a deficient number, since it is larger than the sum of its proper divisors (35475657475).

390232232093 is a wasteful number, since it uses less digits than its factorization.

390232232093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35475657474.

The product of its (nonzero) digits is 104976, while the sum is 38.

The spelling of 390232232093 in words is "three hundred ninety billion, two hundred thirty-two million, two hundred thirty-two thousand, ninety-three".