79192739340 has 960 divisors, whose sum is σ = 309818234880. Its totient is φ = 16660131840.

The previous prime is 79192739333. The next prime is 79192739399. The reversal of 79192739340 is 4393729197.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 474207937 + ... + 474208103.

It is an arithmetic number, because the mean of its divisors is an integer number (322727328).

Almost surely, 2^79192739340 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 79192739340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154909117440).

79192739340 is an abundant number, since it is smaller than the sum of its proper divisors (230625495540).

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

79192739340 is a wasteful number, since it uses less digits than its factorization.

79192739340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324 (or 313 counting only the distinct ones).

The product of its (nonzero) digits is 2571912, while the sum is 54.

The spelling of 79192739340 in words is "seventy-nine billion, one hundred ninety-two million, seven hundred thirty-nine thousand, three hundred forty".