44181126157812 has 24 divisors (see below), whose sum is σ = 117816336421056. Its totient is φ = 12623178902208.

The previous prime is 44181126157799. The next prime is 44181126157871. The reversal of 44181126157812 is 21875162118144.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 262982893713 + ... + 262982893880.

It is an arithmetic number, because the mean of its divisors is an integer number (4909014017544).

Almost surely, 2^{44181126157812} is an apocalyptic number.

44181126157812 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

44181126157812 is an abundant number, since it is smaller than the sum of its proper divisors (73635210263244).

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

44181126157812 is a wasteful number, since it uses less digits than its factorization.

44181126157812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525965787607 (or 525965787605 counting only the distinct ones).

The product of its digits is 860160, while the sum is 51.

The spelling of 44181126157812 in words is "forty-four trillion, one hundred eighty-one billion, one hundred twenty-six million, one hundred fifty-seven thousand, eight hundred twelve".