39920236027 has 32 divisors (see below), whose sum is σ = 47442240000. Its totient is φ = 32865896448.

The previous prime is 39920235991. The next prime is 39920236049. The reversal of 39920236027 is 72063202993.

It is not a de Polignac number, because 39920236027 - 2³⁵ = 5560497659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39920236087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58448028 + ... + 58448710.

It is an arithmetic number, because the mean of its divisors is an integer number (1482570000).

Almost surely, 2^39920236027 is an apocalyptic number.

39920236027 is a deficient number, since it is larger than the sum of its proper divisors (7522003973).

39920236027 is a wasteful number, since it uses less digits than its factorization.

39920236027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1795.

The product of its (nonzero) digits is 244944, while the sum is 43.

The spelling of 39920236027 in words is "thirty-nine billion, nine hundred twenty million, two hundred thirty-six thousand, twenty-seven".