74704240747 has 8 divisors (see below), whose sum is σ = 75280986144. Its totient is φ = 74129684928.

The previous prime is 74704240739. The next prime is 74704240777.

74704240747 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 74704240747 - 2³ = 74704240739 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 74704240697 and 74704240706.

It is not an unprimeable number, because it can be changed into a prime (74704240777) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 478863 + ... + 615400.

It is an arithmetic number, because the mean of its divisors is an integer number (9410123268).

Almost surely, 2^74704240747 is an apocalyptic number.

74704240747 is a deficient number, since it is larger than the sum of its proper divisors (576745397).

74704240747 is a wasteful number, since it uses less digits than its factorization.

74704240747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1094789.

The product of its (nonzero) digits is 1229312, while the sum is 46.

The spelling of 74704240747 in words is "seventy-four billion, seven hundred four million, two hundred forty thousand, seven hundred forty-seven".