74040773669 has 8 divisors (see below), whose sum is σ = 74123930400. Its totient is φ = 73957666896.

The previous prime is 74040773647. The next prime is 74040773759. The reversal of 74040773669 is 96637704047.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-74040773669 is a prime.

It is a super-2 number, since 2×74040773669² (a number of 23 digits) contains 22 as substring.

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 74040773669.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74040773069) 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, 3477434 + ... + 3498660.

It is an arithmetic number, because the mean of its divisors is an integer number (9265491300).

Almost surely, 2^74040773669 is an apocalyptic number.

It is an amenable number.

74040773669 is a deficient number, since it is larger than the sum of its proper divisors (83156731).

74040773669 is a wasteful number, since it uses less digits than its factorization.

74040773669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24979.

The product of its (nonzero) digits is 5334336, while the sum is 53.

The spelling of 74040773669 in words is "seventy-four billion, forty million, seven hundred seventy-three thousand, six hundred sixty-nine".