65613717074 has 8 divisors (see below), whose sum is σ = 98608761840. Its totient is φ = 32744129796.

The previous prime is 65613717073. The next prime is 65613717077. The reversal of 65613717074 is 47071731656.

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

It is not an unprimeable number, because it can be changed into a prime (65613717073) 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, 31363064 + ... + 31365155.

It is an arithmetic number, because the mean of its divisors is an integer number (12326095230).

Almost surely, 2^65613717074 is an apocalyptic number.

65613717074 is a deficient number, since it is larger than the sum of its proper divisors (32995044766).

65613717074 is a wasteful number, since it uses less digits than its factorization.

65613717074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62728744.

The product of its (nonzero) digits is 740880, while the sum is 47.

The spelling of 65613717074 in words is "sixty-five billion, six hundred thirteen million, seven hundred seventeen thousand, seventy-four".