74796462720 has 1280 divisors, whose sum is σ = 323222169600. Its totient is φ = 16124313600.

The previous prime is 74796462679. The next prime is 74796462743. The reversal of 74796462720 is 2726469747.

74796462720 is a `hidden beast` number, since 7 + 4 + 7 + 9 + 6 + 4 + 627 + 2 + 0 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 686206026 + ... + 686206134.

It is an arithmetic number, because the mean of its divisors is an integer number (252517320).

Almost surely, 2^74796462720 is an apocalyptic number.

74796462720 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 74796462720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (161611084800).

74796462720 is an abundant number, since it is smaller than the sum of its proper divisors (248425706880).

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

74796462720 is a wasteful number, since it uses less digits than its factorization.

74796462720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239 (or 218 counting only the distinct ones).

The product of its (nonzero) digits is 7112448, while the sum is 54.

The spelling of 74796462720 in words is "seventy-four billion, seven hundred ninety-six million, four hundred sixty-two thousand, seven hundred twenty".