842312404263825 has 96 divisors (see below), whose sum is σ = 1727284558855680. Its totient is φ = 398896360430400.

The previous prime is 842312404263823. The next prime is 842312404263923. The reversal of 842312404263825 is 528362404213248.

842312404263825 is a `hidden beast` number, since 8 + 4 + 2 + 312 + 40 + 4 + 263 + 8 + 25 = 666.

It is not a de Polignac number, because 842312404263825 - 2¹ = 842312404263823 is a prime.

It is not an unprimeable number, because it can be changed into a prime (842312404263823) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1318782447 + ... + 1319420996.

It is an arithmetic number, because the mean of its divisors is an integer number (17992547488080).

Almost surely, 2^{842312404263825} is an apocalyptic number.

It is an amenable number.

842312404263825 is an abundant number, since it is smaller than the sum of its proper divisors (884972154591855).

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

842312404263825 is a wasteful number, since it uses less digits than its factorization.

842312404263825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2638203516 (or 2638203505 counting only the distinct ones).

The product of its (nonzero) digits is 17694720, while the sum is 54.

The spelling of 842312404263825 in words is "eight hundred forty-two trillion, three hundred twelve billion, four hundred four million, two hundred sixty-three thousand, eight hundred twenty-five".