74207323357023 has 4 divisors (see below), whose sum is σ = 98943097809368. Its totient is φ = 49471548904680.

The previous prime is 74207323357019. The next prime is 74207323357067. The reversal of 74207323357023 is 32075332370247.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 74207323357023 - 2² = 74207323357019 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74207323357823) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12367887226168 + ... + 12367887226173.

It is an arithmetic number, because the mean of its divisors is an integer number (24735774452342).

Almost surely, 2^{74207323357023} is an apocalyptic number.

74207323357023 is a deficient number, since it is larger than the sum of its proper divisors (24735774452345).

74207323357023 is a wasteful number, since it uses less digits than its factorization.

74207323357023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24735774452344.

The product of its (nonzero) digits is 4445280, while the sum is 48.

The spelling of 74207323357023 in words is "seventy-four trillion, two hundred seven billion, three hundred twenty-three million, three hundred fifty-seven thousand, twenty-three".