39104156161 has 4 divisors (see below), whose sum is σ = 44690464192. Its totient is φ = 33517848132.

The previous prime is 39104156137. The next prime is 39104156171. The reversal of 39104156161 is 16165140193.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 39104156161 - 2⁷ = 39104156033 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 39104156161.

It is not an unprimeable number, because it can be changed into a prime (39104156111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2793154005 + ... + 2793154018.

It is an arithmetic number, because the mean of its divisors is an integer number (11172616048).

Almost surely, 2^39104156161 is an apocalyptic number.

It is an amenable number.

39104156161 is a deficient number, since it is larger than the sum of its proper divisors (5586308031).

39104156161 is an equidigital number, since it uses as much as digits as its factorization.

39104156161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5586308030.

The product of its (nonzero) digits is 19440, while the sum is 37.

The spelling of 39104156161 in words is "thirty-nine billion, one hundred four million, one hundred fifty-six thousand, one hundred sixty-one".