74440371353 has 8 divisors (see below), whose sum is σ = 77011057800. Its totient is φ = 71869936768.

The previous prime is 74440371349. The next prime is 74440371359. The reversal of 74440371353 is 35317304447.

It can be written as a sum of positive squares in 4 ways, for example, as 9339869449 + 65100501904 = 96643^2 + 255148^2 .

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 74440371353 - 2² = 74440371349 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 74440371353.

It is not an unprimeable number, because it can be changed into a prime (74440371359) 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, 691925 + ... + 792237.

It is an arithmetic number, because the mean of its divisors is an integer number (9626382225).

Almost surely, 2^74440371353 is an apocalyptic number.

It is an amenable number.

74440371353 is a deficient number, since it is larger than the sum of its proper divisors (2570686447).

74440371353 is a wasteful number, since it uses less digits than its factorization.

74440371353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125931.

The product of its (nonzero) digits is 423360, while the sum is 41.

The spelling of 74440371353 in words is "seventy-four billion, four hundred forty million, three hundred seventy-one thousand, three hundred fifty-three".