74788988988747 has 16 divisors (see below), whose sum is σ = 109080398126592. Its totient is φ = 45203154100320.

The previous prime is 74788988988743. The next prime is 74788988988787.

74788988988747 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 74788988988747 - 2² = 74788988988743 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74788988988743) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3087635028 + ... + 3087659249.

It is an arithmetic number, because the mean of its divisors is an integer number (6817524882912).

Almost surely, 2^{74788988988747} is an apocalyptic number.

74788988988747 is a deficient number, since it is larger than the sum of its proper divisors (34291409137845).

74788988988747 is a wasteful number, since it uses less digits than its factorization.

74788988988747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6175294658.

The product of its digits is 815712436224, while the sum is 102.

The spelling of 74788988988747 in words is "seventy-four trillion, seven hundred eighty-eight billion, nine hundred eighty-eight million, nine hundred eighty-eight thousand, seven hundred forty-seven".