93427839999 has 12 divisors (see below), whose sum is σ = 145332195736. Its totient is φ = 57494055312.

The previous prime is 93427839983. The next prime is 93427840013. The reversal of 93427839999 is 99993872439.

It is a happy number.

It is not a de Polignac number, because 93427839999 - 2⁴ = 93427839983 is a prime.

It is a super-2 number, since 2×93427839999² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (93427839499) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 399264157 + ... + 399264390.

Almost surely, 2^93427839999 is an apocalyptic number.

93427839999 is a deficient number, since it is larger than the sum of its proper divisors (51904355737).

93427839999 is a wasteful number, since it uses less digits than its factorization.

93427839999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 798528566 (or 798528563 counting only the distinct ones).

The product of its digits is 238085568, while the sum is 72.

The spelling of 93427839999 in words is "ninety-three billion, four hundred twenty-seven million, eight hundred thirty-nine thousand, nine hundred ninety-nine".