39971627331 has 16 divisors (see below), whose sum is σ = 54298032000. Its totient is φ = 26148140928.

The previous prime is 39971627317. The next prime is 39971627369. The reversal of 39971627331 is 13372617993.

It is a happy number.

39971627331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 39971627331 - 2¹⁴ = 39971610947 is a prime.

It is a super-2 number, since 2×39971627331² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (39971627231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109606 + ... + 303243.

It is an arithmetic number, because the mean of its divisors is an integer number (3393627000).

Almost surely, 2^39971627331 is an apocalyptic number.

39971627331 is a deficient number, since it is larger than the sum of its proper divisors (14326404669).

39971627331 is a wasteful number, since it uses less digits than its factorization.

39971627331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413458.

The product of its digits is 1285956, while the sum is 51.

The spelling of 39971627331 in words is "thirty-nine billion, nine hundred seventy-one million, six hundred twenty-seven thousand, three hundred thirty-one".