872378634162 has 32 divisors (see below), whose sum is σ = 1994038180992. Its totient is φ = 249247304064.

The previous prime is 872378634109. The next prime is 872378634163. The reversal of 872378634162 is 261436873278.

It is a super-2 number, since 2×872378634162² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (872378634163) 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, 3964908 + ... + 4179144.

It is an arithmetic number, because the mean of its divisors is an integer number (62313693156).

Almost surely, 2^872378634162 is an apocalyptic number.

872378634162 is an abundant number, since it is smaller than the sum of its proper divisors (1121659546830).

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

872378634162 is a wasteful number, since it uses less digits than its factorization.

872378634162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311202.

The product of its digits is 16257024, while the sum is 57.

The spelling of 872378634162 in words is "eight hundred seventy-two billion, three hundred seventy-eight million, six hundred thirty-four thousand, one hundred sixty-two".