3813503626373 has 4 divisors (see below), whose sum is σ = 4358289858720. Its totient is φ = 3268717394028.

The previous prime is 3813503626369. The next prime is 3813503626379. The reversal of 3813503626373 is 3736263053183.

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 3813503626373 - 2² = 3813503626369 is a prime.

It is a super-2 number, since 2×3813503626373² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3813503626379) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 272393116163 + ... + 272393116176.

It is an arithmetic number, because the mean of its divisors is an integer number (1089572464680).

Almost surely, 2^{3813503626373} is an apocalyptic number.

It is an amenable number.

3813503626373 is a deficient number, since it is larger than the sum of its proper divisors (544786232347).

3813503626373 is an equidigital number, since it uses as much as digits as its factorization.

3813503626373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544786232346.

The product of its (nonzero) digits is 4898880, while the sum is 50.

The spelling of 3813503626373 in words is "three trillion, eight hundred thirteen billion, five hundred three million, six hundred twenty-six thousand, three hundred seventy-three".