4107950905921 has 4 divisors (see below), whose sum is σ = 4286557467072. Its totient is φ = 3929344344772.

The previous prime is 4107950905889. The next prime is 4107950906009. The reversal of 4107950905921 is 1295090597014.

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 4107950905921 - 2⁵ = 4107950905889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4107950915921) 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, 89303280541 + ... + 89303280586.

It is an arithmetic number, because the mean of its divisors is an integer number (1071639366768).

Almost surely, 2^{4107950905921} is an apocalyptic number.

It is an amenable number.

4107950905921 is a deficient number, since it is larger than the sum of its proper divisors (178606561151).

4107950905921 is a wasteful number, since it uses less digits than its factorization.

4107950905921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178606561150.

The product of its (nonzero) digits is 1020600, while the sum is 52.

The spelling of 4107950905921 in words is "four trillion, one hundred seven billion, nine hundred fifty million, nine hundred five thousand, nine hundred twenty-one".