4038257012228 has 12 divisors (see below), whose sum is σ = 7374208457280. Its totient is φ = 1931340310152.

The previous prime is 4038257012221. The next prime is 4038257012233. The reversal of 4038257012228 is 8222107528304.

It is a super-2 number, since 2×4038257012228² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4038257012221) 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, 21947048888 + ... + 21947049071.

It is an arithmetic number, because the mean of its divisors is an integer number (614517371440).

Almost surely, 2^{4038257012228} is an apocalyptic number.

It is an amenable number.

4038257012228 is a deficient number, since it is larger than the sum of its proper divisors (3335951445052).

4038257012228 is a wasteful number, since it uses less digits than its factorization.

4038257012228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43894097986 (or 43894097984 counting only the distinct ones).

The product of its (nonzero) digits is 430080, while the sum is 44.

The spelling of 4038257012228 in words is "four trillion, thirty-eight billion, two hundred fifty-seven million, twelve thousand, two hundred twenty-eight".