79494234624 has 480 divisors, whose sum is σ = 275007148416. Its totient is φ = 22454599680.

The previous prime is 79494234581. The next prime is 79494234637. The reversal of 79494234624 is 42643249497.

79494234624 is a `hidden beast` number, since 7 + 9 + 4 + 9 + 4 + 2 + 3 + 4 + 624 = 666.

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

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 84477994 + ... + 84478934.

Almost surely, 2^79494234624 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 79494234624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137503574208).

79494234624 is an abundant number, since it is smaller than the sum of its proper divisors (195512913792).

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

79494234624 is an frugal number, since it uses more digits than its factorization.

79494234624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1078 (or 1050 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 54.

The spelling of 79494234624 in words is "seventy-nine billion, four hundred ninety-four million, two hundred thirty-four thousand, six hundred twenty-four".