74205126711263 has 4 divisors (see below), whose sum is σ = 74382227252760. Its totient is φ = 74028026169768.

The previous prime is 74205126711223. The next prime is 74205126711301. The reversal of 74205126711263 is 36211762150247.

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

It is a cyclic number.

It is not a de Polignac number, because 74205126711263 - 2¹² = 74205126707167 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 (74205126711223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88550270120 + ... + 88550270957.

It is an arithmetic number, because the mean of its divisors is an integer number (18595556813190).

Almost surely, 2^{74205126711263} is an apocalyptic number.

74205126711263 is a deficient number, since it is larger than the sum of its proper divisors (177100541497).

74205126711263 is a wasteful number, since it uses less digits than its factorization.

74205126711263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177100541496.

The product of its (nonzero) digits is 846720, while the sum is 47.

The spelling of 74205126711263 in words is "seventy-four trillion, two hundred five billion, one hundred twenty-six million, seven hundred eleven thousand, two hundred sixty-three".