74141440013 has 4 divisors (see below), whose sum is σ = 74142038880. Its totient is φ = 74140841148.

The previous prime is 74141439997. The next prime is 74141440057. The reversal of 74141440013 is 31004414147.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 31004414147 = 7 ⋅4429202021.

It is a cyclic number.

It is not a de Polignac number, because 74141440013 - 2⁴ = 74141439997 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 (74141440313) 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, 37145 + ... + 386862.

It is an arithmetic number, because the mean of its divisors is an integer number (18535509720).

Almost surely, 2^74141440013 is an apocalyptic number.

It is an amenable number.

74141440013 is a deficient number, since it is larger than the sum of its proper divisors (598867).

74141440013 is a wasteful number, since it uses less digits than its factorization.

74141440013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 598866.

The product of its (nonzero) digits is 5376, while the sum is 29.

The spelling of 74141440013 in words is "seventy-four billion, one hundred forty-one million, four hundred forty thousand, thirteen".