74348789751 has 12 divisors (see below), whose sum is σ = 107395822560. Its totient is φ = 49564416960.

The previous prime is 74348789737. The next prime is 74348789807. The reversal of 74348789751 is 15798784347.

74348789751 is a `hidden beast` number, since 7 + 4 + 3 + 487 + 89 + 75 + 1 = 666.

It is not a de Polignac number, because 74348789751 - 2⁷ = 74348789623 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74348789351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 274210 + ... + 473168.

It is an arithmetic number, because the mean of its divisors is an integer number (8949651880).

Almost surely, 2^74348789751 is an apocalyptic number.

74348789751 is a deficient number, since it is larger than the sum of its proper divisors (33047032809).

74348789751 is a wasteful number, since it uses less digits than its factorization.

74348789751 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240486 (or 240483 counting only the distinct ones).

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

The spelling of 74348789751 in words is "seventy-four billion, three hundred forty-eight million, seven hundred eighty-nine thousand, seven hundred fifty-one".