74731528311 has 8 divisors (see below), whose sum is σ = 108700404864. Its totient is φ = 45291835320.

The previous prime is 74731528283. The next prime is 74731528373. The reversal of 74731528311 is 11382513747.

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

It is not a de Polignac number, because 74731528311 - 2¹⁴ = 74731511927 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74731521311) 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, 1132295851 + ... + 1132295916.

It is an arithmetic number, because the mean of its divisors is an integer number (13587550608).

Almost surely, 2^74731528311 is an apocalyptic number.

74731528311 is a deficient number, since it is larger than the sum of its proper divisors (33968876553).

74731528311 is a wasteful number, since it uses less digits than its factorization.

74731528311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2264591781.

The product of its digits is 141120, while the sum is 42.

The spelling of 74731528311 in words is "seventy-four billion, seven hundred thirty-one million, five hundred twenty-eight thousand, three hundred eleven".