7916623940065 has 8 divisors (see below), whose sum is σ = 9499965144768. Its totient is φ = 6333288207600.

The previous prime is 7916623940041. The next prime is 7916623940087. The reversal of 7916623940065 is 5600493266197.

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

It is not a de Polignac number, because 7916623940065 - 2²⁵ = 7916590385633 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 7916623939991 and 7916623940009.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3203340 + ... + 5108290.

It is an arithmetic number, because the mean of its divisors is an integer number (1187495643096).

Almost surely, 2^{7916623940065} is an apocalyptic number.

It is an amenable number.

7916623940065 is a deficient number, since it is larger than the sum of its proper divisors (1583341204703).

7916623940065 is a wasteful number, since it uses less digits than its factorization.

7916623940065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2736119.

The product of its (nonzero) digits is 14696640, while the sum is 58.

The spelling of 7916623940065 in words is "seven trillion, nine hundred sixteen billion, six hundred twenty-three million, nine hundred forty thousand, sixty-five".