3812242444928 has 128 divisors (see below), whose sum is σ = 8330874235200. Its totient is φ = 1729608007680.

The previous prime is 3812242444921. The next prime is 3812242444931. The reversal of 3812242444928 is 8294442422183.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×3812242444928² (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 3812242444928.

It is not an unprimeable number, because it can be changed into a prime (3812242444921) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43561151 + ... + 43648577.

Almost surely, 2^{3812242444928} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3812242444928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4165437117600).

3812242444928 is an abundant number, since it is smaller than the sum of its proper divisors (4518631790272).

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

3812242444928 is a wasteful number, since it uses less digits than its factorization.

3812242444928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88178 (or 88166 counting only the distinct ones).

The product of its digits is 7077888, while the sum is 53.

The spelling of 3812242444928 in words is "three trillion, eight hundred twelve billion, two hundred forty-two million, four hundred forty-four thousand, nine hundred twenty-eight".