3852494622138 has 128 divisors (see below), whose sum is σ = 8408204282880. Its totient is φ = 1171829514240.

The previous prime is 3852494622133. The next prime is 3852494622149. The reversal of 3852494622138 is 8312264942583.

It is a super-2 number, since 2×3852494622138² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3852494622133) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2308264368 + ... + 2308266036.

It is an arithmetic number, because the mean of its divisors is an integer number (65689095960).

Almost surely, 2^{3852494622138} is an apocalyptic number.

3852494622138 is an abundant number, since it is smaller than the sum of its proper divisors (4555709660742).

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

3852494622138 is a wasteful number, since it uses less digits than its factorization.

3852494622138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3512.

The product of its digits is 19906560, while the sum is 57.

The spelling of 3852494622138 in words is "three trillion, eight hundred fifty-two billion, four hundred ninety-four million, six hundred twenty-two thousand, one hundred thirty-eight".