74588796072 has 144 divisors (see below), whose sum is σ = 235096254900. Its totient is φ = 21301701120.

The previous prime is 74588796047. The next prime is 74588796083. The reversal of 74588796072 is 27069788547.

It can be written as a sum of positive squares in 2 ways, for example, as 68531909796 + 6056886276 = 261786^2 + 77826^2 .

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 13858822 + ... + 13864202.

Almost surely, 2^74588796072 is an apocalyptic number.

74588796072 is a gapful number since it is divisible by the number (72) 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 74588796072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (117548127450).

74588796072 is an abundant number, since it is smaller than the sum of its proper divisors (160507458828).

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

74588796072 is a wasteful number, since it uses less digits than its factorization.

74588796072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9336 (or 9322 counting only the distinct ones).

The product of its (nonzero) digits is 47416320, while the sum is 63.

The spelling of 74588796072 in words is "seventy-four billion, five hundred eighty-eight million, seven hundred ninety-six thousand, seventy-two".