74361440671 has 8 divisors (see below), whose sum is σ = 86377692704. Its totient is φ = 62693485920.

The previous prime is 74361440611. The next prime is 74361440677. The reversal of 74361440671 is 17604416347.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 74361440671 - 2⁹ = 74361440159 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 (74361440677) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87073860 + ... + 87074713.

It is an arithmetic number, because the mean of its divisors is an integer number (10797211588).

Almost surely, 2^74361440671 is an apocalyptic number.

74361440671 is a deficient number, since it is larger than the sum of its proper divisors (12016252033).

74361440671 is a wasteful number, since it uses less digits than its factorization.

74361440671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174148641.

The product of its (nonzero) digits is 338688, while the sum is 43.

The spelling of 74361440671 in words is "seventy-four billion, three hundred sixty-one million, four hundred forty thousand, six hundred seventy-one".