74314193897 has 16 divisors (see below), whose sum is σ = 78512112000. Its totient is φ = 70145274240.

The previous prime is 74314193893. The next prime is 74314193903. The reversal of 74314193897 is 79839141347.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 74314193897 - 2² = 74314193893 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74314193893) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10015733 + ... + 10023149.

It is an arithmetic number, because the mean of its divisors is an integer number (4907007000).

Almost surely, 2^74314193897 is an apocalyptic number.

It is an amenable number.

74314193897 is a deficient number, since it is larger than the sum of its proper divisors (4197918103).

74314193897 is a wasteful number, since it uses less digits than its factorization.

74314193897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9296.

The product of its digits is 4572288, while the sum is 56.

The spelling of 74314193897 in words is "seventy-four billion, three hundred fourteen million, one hundred ninety-three thousand, eight hundred ninety-seven".