74791294499 has 8 divisors (see below), whose sum is σ = 82150621440. Its totient is φ = 67774261896.

The previous prime is 74791294489. The next prime is 74791294531. The reversal of 74791294499 is 99449219747.

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 74791294499 - 2¹² = 74791290403 is a prime.

It is a super-2 number, since 2×74791294499² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74791294429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85573127 + ... + 85574000.

It is an arithmetic number, because the mean of its divisors is an integer number (10268827680).

Almost surely, 2^74791294499 is an apocalyptic number.

74791294499 is a deficient number, since it is larger than the sum of its proper divisors (7359326941).

74791294499 is a wasteful number, since it uses less digits than its factorization.

74791294499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171147169.

The product of its digits is 41150592, while the sum is 65.

The spelling of 74791294499 in words is "seventy-four billion, seven hundred ninety-one million, two hundred ninety-four thousand, four hundred ninety-nine".