79290848340 has 144 divisors (see below), whose sum is σ = 262826980416. Its totient is φ = 19189324800.

The previous prime is 79290848267. The next prime is 79290848383. The reversal of 79290848340 is 4384809297.

79290848340 is a `hidden beast` number, since 7 + 9 + 290 + 8 + 4 + 8 + 340 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1140375 + ... + 1207905.

It is an arithmetic number, because the mean of its divisors is an integer number (1825187364).

Almost surely, 2^79290848340 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 79290848340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131413490208).

79290848340 is an abundant number, since it is smaller than the sum of its proper divisors (183536132076).

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

79290848340 is a wasteful number, since it uses less digits than its factorization.

79290848340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68150 (or 68145 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 54.

The spelling of 79290848340 in words is "seventy-nine billion, two hundred ninety million, eight hundred forty-eight thousand, three hundred forty".