74647084344399 has 48 divisors (see below), whose sum is σ = 124696728936000. Its totient is φ = 42149667852288.

The previous prime is 74647084344347. The next prime is 74647084344421. The reversal of 74647084344399 is 99344348074647.

74647084344399 is a `hidden beast` number, since 7 + 4 + 6 + 470 + 84 + 3 + 44 + 39 + 9 = 666.

It is not a de Polignac number, because 74647084344399 - 2¹¹ = 74647084342351 is a prime.

It is a super-2 number, since 2×74647084344399² (a number of 29 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (72) 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 (74647084340399) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18789804 + ... + 22413185.

It is an arithmetic number, because the mean of its divisors is an integer number (2597848519500).

Almost surely, 2^{74647084344399} is an apocalyptic number.

74647084344399 is a deficient number, since it is larger than the sum of its proper divisors (50049644591601).

74647084344399 is a wasteful number, since it uses less digits than its factorization.

74647084344399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41203344 (or 41203341 counting only the distinct ones).

The product of its (nonzero) digits is 1755758592, while the sum is 72.

The spelling of 74647084344399 in words is "seventy-four trillion, six hundred forty-seven billion, eighty-four million, three hundred forty-four thousand, three hundred ninety-nine".