39401542827 has 12 divisors (see below), whose sum is σ = 58374184120. Its totient is φ = 26267007600.

The previous prime is 39401542819. The next prime is 39401542871. The reversal of 39401542827 is 72824510493.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is not a de Polignac number, because 39401542827 - 2³ = 39401542819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39401542877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1012327 + ... + 1050527.

Almost surely, 2^39401542827 is an apocalyptic number.

39401542827 is a deficient number, since it is larger than the sum of its proper divisors (18972641293).

39401542827 is an frugal number, since it uses more digits than its factorization.

39401542827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76411 (or 38204 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 39401542827 in words is "thirty-nine billion, four hundred one million, five hundred forty-two thousand, eight hundred twenty-seven".