3773402805813 has 8 divisors (see below), whose sum is σ = 5031485846400. Its totient is φ = 2515460817888.

The previous prime is 3773402805737. The next prime is 3773402805817. The reversal of 3773402805813 is 3185082043773.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3773402805813 - 2¹⁰ = 3773402804789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3773402805817) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35200728 + ... + 35307761.

It is an arithmetic number, because the mean of its divisors is an integer number (628935730800).

Almost surely, 2^{3773402805813} is an apocalyptic number.

It is an amenable number.

3773402805813 is a deficient number, since it is larger than the sum of its proper divisors (1258083040587).

3773402805813 is a wasteful number, since it uses less digits than its factorization.

3773402805813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70526331.

The product of its (nonzero) digits is 3386880, while the sum is 51.

The spelling of 3773402805813 in words is "three trillion, seven hundred seventy-three billion, four hundred two million, eight hundred five thousand, eight hundred thirteen".