104767991939 has 8 divisors (see below), whose sum is σ = 112839456912. Its totient is φ = 96698296800.

The previous prime is 104767991921. The next prime is 104767991983. The reversal of 104767991939 is 939199767401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104767991939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (104767999939) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 318212 + ... + 557489.

It is an arithmetic number, because the mean of its divisors is an integer number (14104932114).

Almost surely, 2^104767991939 is an apocalyptic number.

104767991939 is a deficient number, since it is larger than the sum of its proper divisors (8071464973).

104767991939 is an equidigital number, since it uses as much as digits as its factorization.

104767991939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 884917.

The product of its (nonzero) digits is 23147208, while the sum is 65.

The spelling of 104767991939 in words is "one hundred four billion, seven hundred sixty-seven million, nine hundred ninety-one thousand, nine hundred thirty-nine".