38820972226625 has 32 divisors (see below), whose sum is σ = 48627757226880. Its totient is φ = 30942089640000.

The previous prime is 38820972226567. The next prime is 38820972226637. The reversal of 38820972226625 is 52662227902883.

It is not a de Polignac number, because 38820972226625 - 2³² = 38816677259329 is a prime.

It is a super-2 number, since 2×38820972226625² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44431475 + ... + 45296775.

It is an arithmetic number, because the mean of its divisors is an integer number (1519617413340).

Almost surely, 2^{38820972226625} is an apocalyptic number.

It is an amenable number.

38820972226625 is a deficient number, since it is larger than the sum of its proper divisors (9806785000255).

38820972226625 is an equidigital number, since it uses as much as digits as its factorization.

38820972226625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 866642 (or 866632 counting only the distinct ones).

The product of its (nonzero) digits is 69672960, while the sum is 62.

The spelling of 38820972226625 in words is "thirty-eight trillion, eight hundred twenty billion, nine hundred seventy-two million, two hundred twenty-six thousand, six hundred twenty-five".