74141440015 has 4 divisors (see below), whose sum is σ = 88969728024. Its totient is φ = 59313152008.

The previous prime is 74141439997. The next prime is 74141440057. The reversal of 74141440015 is 51004414147.

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 74141440015 - 2⁷ = 74141439887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7414143997 + ... + 7414144006.

It is an arithmetic number, because the mean of its divisors is an integer number (22242432006).

Almost surely, 2^74141440015 is an apocalyptic number.

74141440015 is a deficient number, since it is larger than the sum of its proper divisors (14828288009).

74141440015 is a wasteful number, since it uses less digits than its factorization.

74141440015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14828288008.

The product of its (nonzero) digits is 8960, while the sum is 31.

The spelling of 74141440015 in words is "seventy-four billion, one hundred forty-one million, four hundred forty thousand, fifteen".