442826381130 has 64 divisors (see below), whose sum is σ = 1231248031488. Its totient is φ = 99830914560.

The previous prime is 442826381113. The next prime is 442826381143. The reversal of 442826381130 is 31183628244.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14427801 + ... + 14458460.

It is an arithmetic number, because the mean of its divisors is an integer number (19238250492).

Almost surely, 2^442826381130 is an apocalyptic number.

442826381130 is an abundant number, since it is smaller than the sum of its proper divisors (788421650358).

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

442826381130 is a wasteful number, since it uses less digits than its factorization.

442826381130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28886351.

The product of its (nonzero) digits is 221184, while the sum is 42.

The spelling of 442826381130 in words is "four hundred forty-two billion, eight hundred twenty-six million, three hundred eighty-one thousand, one hundred thirty".