3099721636441 has 4 divisors (see below), whose sum is σ = 3099743926272. Its totient is φ = 3099699346612.

The previous prime is 3099721636411. The next prime is 3099721636477. The reversal of 3099721636441 is 1446361279903.

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 3099721636441 - 2⁵ = 3099721636409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3099721636411) 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, 10935001 + ... + 11214886.

It is an arithmetic number, because the mean of its divisors is an integer number (774935981568).

Almost surely, 2^{3099721636441} is an apocalyptic number.

It is an amenable number.

3099721636441 is a deficient number, since it is larger than the sum of its proper divisors (22289831).

3099721636441 is a wasteful number, since it uses less digits than its factorization.

3099721636441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22289830.

The product of its (nonzero) digits is 5878656, while the sum is 55.

The spelling of 3099721636441 in words is "three trillion, ninety-nine billion, seven hundred twenty-one million, six hundred thirty-six thousand, four hundred forty-one".