39926363385 has 16 divisors (see below), whose sum is σ = 63963372096. Its totient is φ = 21266996928.

The previous prime is 39926363327. The next prime is 39926363413. The reversal of 39926363385 is 58336362993.

It is not a de Polignac number, because 39926363385 - 2¹⁹ = 39925839097 is a prime.

It is a super-2 number, since 2×39926363385² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1679274 + ... + 1702883.

It is an arithmetic number, because the mean of its divisors is an integer number (3997710756).

Almost surely, 2^39926363385 is an apocalyptic number.

It is an amenable number.

39926363385 is a deficient number, since it is larger than the sum of its proper divisors (24037008711).

39926363385 is a wasteful number, since it uses less digits than its factorization.

39926363385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3382952.

The product of its digits is 18895680, while the sum is 57.

The spelling of 39926363385 in words is "thirty-nine billion, nine hundred twenty-six million, three hundred sixty-three thousand, three hundred eighty-five".