74440740377 has 16 divisors (see below), whose sum is σ = 79213055040. Its totient is φ = 69713021952.

The previous prime is 74440740373. The next prime is 74440740403. The reversal of 74440740377 is 77304704447.

It is a cyclic number.

It is not a de Polignac number, because 74440740377 - 2² = 74440740373 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74440740371) 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, 2776478 + ... + 2803160.

It is an arithmetic number, because the mean of its divisors is an integer number (4950815940).

Almost surely, 2^74440740377 is an apocalyptic number.

It is an amenable number.

74440740377 is a deficient number, since it is larger than the sum of its proper divisors (4772314663).

74440740377 is a wasteful number, since it uses less digits than its factorization.

74440740377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27512.

The product of its (nonzero) digits is 1843968, while the sum is 47.

The spelling of 74440740377 in words is "seventy-four billion, four hundred forty million, seven hundred forty thousand, three hundred seventy-seven".