872897154816 has 144 divisors (see below), whose sum is σ = 2400605462528. Its totient is φ = 281287987200.

The previous prime is 872897154799. The next prime is 872897154817. The reversal of 872897154816 is 618451798278.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (872897154817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23575230 + ... + 23612226.

Almost surely, 2^872897154816 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 872897154816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1200302731264).

872897154816 is an abundant number, since it is smaller than the sum of its proper divisors (1527708307712).

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

872897154816 is a wasteful number, since it uses less digits than its factorization.

872897154816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38038 (or 38024 counting only the distinct ones).

The product of its digits is 54190080, while the sum is 66.

The spelling of 872897154816 in words is "eight hundred seventy-two billion, eight hundred ninety-seven million, one hundred fifty-four thousand, eight hundred sixteen".