879993448488 has 672 divisors, whose sum is σ = 3215329689600. Its totient is φ = 220652087040.

The previous prime is 879993448469. The next prime is 879993448507. The reversal of 879993448488 is 884844399978.

879993448488 is a `hidden beast` number, since 8 + 7 + 9 + 9 + 93 + 4 + 48 + 488 = 666.

It is an interprime number because it is at equal distance from previous prime (879993448469) and next prime (879993448507).

It is a super-2 number, since 2×879993448488² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (81).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 167 ways as a sum of consecutive naturals, for example, 143248345 + ... + 143254487.

It is an arithmetic number, because the mean of its divisors is an integer number (4784716800).

Almost surely, 2^879993448488 is an apocalyptic number.

879993448488 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 879993448488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1607664844800).

879993448488 is an abundant number, since it is smaller than the sum of its proper divisors (2335336241112).

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

879993448488 is a wasteful number, since it uses less digits than its factorization.

879993448488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6225 (or 6195 counting only the distinct ones).

The product of its digits is 4013162496, while the sum is 81.

The spelling of 879993448488 in words is "eight hundred seventy-nine billion, nine hundred ninety-three million, four hundred forty-eight thousand, four hundred eighty-eight".