79801176000 has 896 divisors, whose sum is σ = 330178867200. Its totient is φ = 16533504000.

The previous prime is 79801175999. The next prime is 79801176001. The reversal of 79801176000 is 67110897.

It is an interprime number because it is at equal distance from previous prime (79801175999) and next prime (79801176001).

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 79801176000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79801176001) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 133223701 + ... + 133224299.

It is an arithmetic number, because the mean of its divisors is an integer number (368503200).

Almost surely, 2^79801176000 is an apocalyptic number.

79801176000 is a gapful number since it is divisible by the number (70) 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 79801176000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165089433600).

79801176000 is an abundant number, since it is smaller than the sum of its proper divisors (250377691200).

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

79801176000 is a wasteful number, since it uses less digits than its factorization.

79801176000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710 (or 690 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 39.

Adding to 79801176000 its reverse (67110897), we get a palindrome (79868286897).

The spelling of 79801176000 in words is "seventy-nine billion, eight hundred one million, one hundred seventy-six thousand".