39804487026 has 16 divisors (see below), whose sum is σ = 80216677728. Its totient is φ = 13166878400.

The previous prime is 39804486983. The next prime is 39804487031. The reversal of 39804487026 is 62078440893.

It is a self number, because there is not a number n which added to its sum of digits gives 39804487026.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25320135 + ... + 25321706.

It is an arithmetic number, because the mean of its divisors is an integer number (5013542358).

Almost surely, 2^39804487026 is an apocalyptic number.

39804487026 is an abundant number, since it is smaller than the sum of its proper divisors (40412190702).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39804487026 is a wasteful number, since it uses less digits than its factorization.

39804487026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50641977.

The product of its (nonzero) digits is 2322432, while the sum is 51.

The spelling of 39804487026 in words is "thirty-nine billion, eight hundred four million, four hundred eighty-seven thousand, twenty-six".