3820515163772 has 12 divisors (see below), whose sum is σ = 6828154761120. Its totient is φ = 1869613803456.

The previous prime is 3820515163769. The next prime is 3820515163811. The reversal of 3820515163772 is 2773615150283.

It is a super-2 number, since 2×3820515163772² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3820515163772.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10160944397 + ... + 10160944772.

It is an arithmetic number, because the mean of its divisors is an integer number (569012896760).

Almost surely, 2^{3820515163772} is an apocalyptic number.

It is an amenable number.

3820515163772 is a deficient number, since it is larger than the sum of its proper divisors (3007639597348).

3820515163772 is a wasteful number, since it uses less digits than its factorization.

3820515163772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20321889220 (or 20321889218 counting only the distinct ones).

The product of its (nonzero) digits is 2116800, while the sum is 50.

The spelling of 3820515163772 in words is "three trillion, eight hundred twenty billion, five hundred fifteen million, one hundred sixty-three thousand, seven hundred seventy-two".