74093409279 has 12 divisors (see below), whose sum is σ = 107043144936. Its totient is φ = 49386683952.

The previous prime is 74093409277. The next prime is 74093409289. The reversal of 74093409279 is 97290439047.

It is a happy number.

It is not a de Polignac number, because 74093409279 - 2¹ = 74093409277 is a prime.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74093409277) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 690729 + ... + 790754.

It is an arithmetic number, because the mean of its divisors is an integer number (8920262078).

Almost surely, 2^74093409279 is an apocalyptic number.

74093409279 is a deficient number, since it is larger than the sum of its proper divisors (32949735657).

74093409279 is a wasteful number, since it uses less digits than its factorization.

74093409279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1487046 (or 1487043 counting only the distinct ones).

The product of its (nonzero) digits is 3429216, while the sum is 54.

The spelling of 74093409279 in words is "seventy-four billion, ninety-three million, four hundred nine thousand, two hundred seventy-nine".