74775216232491 has 8 divisors (see below), whose sum is σ = 105565011151824. Its totient is φ = 46917782734080.

The previous prime is 74775216232487. The next prime is 74775216232571. The reversal of 74775216232491 is 19423261257747.

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

It is not a de Polignac number, because 74775216232491 - 2² = 74775216232487 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74775216234491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 733090355170 + ... + 733090355271.

It is an arithmetic number, because the mean of its divisors is an integer number (13195626393978).

Almost surely, 2^{74775216232491} is an apocalyptic number.

74775216232491 is a deficient number, since it is larger than the sum of its proper divisors (30789794919333).

74775216232491 is a wasteful number, since it uses less digits than its factorization.

74775216232491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1466180710461.

The product of its digits is 35562240, while the sum is 60.

The spelling of 74775216232491 in words is "seventy-four trillion, seven hundred seventy-five billion, two hundred sixteen million, two hundred thirty-two thousand, four hundred ninety-one".