74091836143 has 8 divisors (see below), whose sum is σ = 79856467488. Its totient is φ = 68336527584.

The previous prime is 74091836113. The next prime is 74091836153. The reversal of 74091836143 is 34163819047.

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

It is not a de Polignac number, because 74091836143 - 2²⁵ = 74058281711 is a prime.

It is a super-2 number, since 2×74091836143² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 74091836093 and 74091836102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74091836113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2314180 + ... + 2345977.

It is an arithmetic number, because the mean of its divisors is an integer number (9982058436).

Almost surely, 2^74091836143 is an apocalyptic number.

74091836143 is a deficient number, since it is larger than the sum of its proper divisors (5764631345).

74091836143 is a wasteful number, since it uses less digits than its factorization.

74091836143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4661393.

The product of its (nonzero) digits is 435456, while the sum is 46.

The spelling of 74091836143 in words is "seventy-four billion, ninety-one million, eight hundred thirty-six thousand, one hundred forty-three".