3813507445422 has 64 divisors (see below), whose sum is σ = 7707409044480. Its totient is φ = 1257856656000.

The previous prime is 3813507445421. The next prime is 3813507445483. The reversal of 3813507445422 is 2245447053183.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3813507445421) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 197571172 + ... + 197590472.

It is an arithmetic number, because the mean of its divisors is an integer number (120428266320).

Almost surely, 2^{3813507445422} is an apocalyptic number.

3813507445422 is an abundant number, since it is smaller than the sum of its proper divisors (3893901599058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3813507445422 is a wasteful number, since it uses less digits than its factorization.

3813507445422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20409.

The product of its (nonzero) digits is 3225600, while the sum is 48.

The spelling of 3813507445422 in words is "three trillion, eight hundred thirteen billion, five hundred seven million, four hundred forty-five thousand, four hundred twenty-two".