813744770701 has 16 divisors (see below), whose sum is σ = 870404880384. Its totient is φ = 758068948224.

The previous prime is 813744770651. The next prime is 813744770711. The reversal of 813744770701 is 107077447318.

It is a de Polignac number, because none of the positive numbers 2^k-813744770701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (813744770711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3481620 + ... + 3707986.

It is an arithmetic number, because the mean of its divisors is an integer number (54400305024).

Almost surely, 2^813744770701 is an apocalyptic number.

It is an amenable number.

813744770701 is a deficient number, since it is larger than the sum of its proper divisors (56660109683).

813744770701 is a wasteful number, since it uses less digits than its factorization.

813744770701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228540.

The product of its (nonzero) digits is 921984, while the sum is 49.

The spelling of 813744770701 in words is "eight hundred thirteen billion, seven hundred forty-four million, seven hundred seventy thousand, seven hundred one".