74136477503 has 4 divisors (see below), whose sum is σ = 80876157288. Its totient is φ = 67396797720.

The previous prime is 74136477419. The next prime is 74136477521. The reversal of 74136477503 is 30577463147.

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 74136477503 - 2²⁸ = 73868042047 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 (74136477593) 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, 3369839876 + ... + 3369839897.

It is an arithmetic number, because the mean of its divisors is an integer number (20219039322).

Almost surely, 2^74136477503 is an apocalyptic number.

74136477503 is a deficient number, since it is larger than the sum of its proper divisors (6739679785).

74136477503 is a wasteful number, since it uses less digits than its factorization.

74136477503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6739679784.

The product of its (nonzero) digits is 1481760, while the sum is 47.

The spelling of 74136477503 in words is "seventy-four billion, one hundred thirty-six million, four hundred seventy-seven thousand, five hundred three".