940616312077 has 4 divisors (see below), whose sum is σ = 1012971413020. Its totient is φ = 868261211136.

The previous prime is 940616311997. The next prime is 940616312087. The reversal of 940616312077 is 770213616049.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 163951298281 + 776665013796 = 404909^2 + 881286^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-940616312077 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 (940616312087) 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, 36177550452 + ... + 36177550477.

It is an arithmetic number, because the mean of its divisors is an integer number (253242853255).

Almost surely, 2^940616312077 is an apocalyptic number.

It is an amenable number.

940616312077 is a deficient number, since it is larger than the sum of its proper divisors (72355100943).

940616312077 is a wasteful number, since it uses less digits than its factorization.

940616312077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72355100942.

The product of its (nonzero) digits is 381024, while the sum is 46.

The spelling of 940616312077 in words is "nine hundred forty billion, six hundred sixteen million, three hundred twelve thousand, seventy-seven".