38633099231 has 2 divisors, whose sum is σ = 38633099232. Its totient is φ = 38633099230.

The previous prime is 38633099177. The next prime is 38633099243. The reversal of 38633099231 is 13299033683.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38633099231 is a prime.

It is a super-2 number, since 2×38633099231² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38633099251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19316549615 + 19316549616.

It is an arithmetic number, because the mean of its divisors is an integer number (19316549616).

Almost surely, 2^38633099231 is an apocalyptic number.

38633099231 is a deficient number, since it is larger than the sum of its proper divisors (1).

38633099231 is an equidigital number, since it uses as much as digits as its factorization.

38633099231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 629856, while the sum is 47.

The spelling of 38633099231 in words is "thirty-eight billion, six hundred thirty-three million, ninety-nine thousand, two hundred thirty-one".