38424168015 has 64 divisors (see below), whose sum is σ = 64354590720. Its totient is φ = 19563223680.

The previous prime is 38424168011. The next prime is 38424168017. The reversal of 38424168015 is 51086142483.

It is a happy number.

It is not a de Polignac number, because 38424168015 - 2² = 38424168011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38424168011) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4205382 + ... + 4214508.

It is an arithmetic number, because the mean of its divisors is an integer number (1005540480).

Almost surely, 2^38424168015 is an apocalyptic number.

38424168015 is a deficient number, since it is larger than the sum of its proper divisors (25930422705).

38424168015 is a wasteful number, since it uses less digits than its factorization.

38424168015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9332.

The product of its (nonzero) digits is 184320, while the sum is 42.

The spelling of 38424168015 in words is "thirty-eight billion, four hundred twenty-four million, one hundred sixty-eight thousand, fifteen".