7901144204011 has 4 divisors (see below), whose sum is σ = 8019071729512. Its totient is φ = 7783216678512.

The previous prime is 7901144203949. The next prime is 7901144204017. The reversal of 7901144204011 is 1104024411097.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7901144204011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7901144204017) 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 3 ways as a sum of consecutive naturals, for example, 58963762650 + ... + 58963762783.

It is an arithmetic number, because the mean of its divisors is an integer number (2004767932378).

Almost surely, 2^{7901144204011} is an apocalyptic number.

7901144204011 is a deficient number, since it is larger than the sum of its proper divisors (117927525501).

7901144204011 is a wasteful number, since it uses less digits than its factorization.

7901144204011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117927525500.

The product of its (nonzero) digits is 8064, while the sum is 34.

The spelling of 7901144204011 in words is "seven trillion, nine hundred one billion, one hundred forty-four million, two hundred four thousand, eleven".