996701430727 has 4 divisors (see below), whose sum is σ = 996703468600. Its totient is φ = 996699392856.

The previous prime is 996701430721. The next prime is 996701430731. The reversal of 996701430727 is 727034107699.

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

It is a 3-Lehmer number, since φ(996701430727) divides (996701430727-1)³.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-996701430727 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 (996701430721) 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, 203788 + ... + 1426510.

It is an arithmetic number, because the mean of its divisors is an integer number (249175867150).

Almost surely, 2^996701430727 is an apocalyptic number.

996701430727 is the 815149-th pentagonal number.

996701430727 is a deficient number, since it is larger than the sum of its proper divisors (2037873).

996701430727 is a wasteful number, since it uses less digits than its factorization.

996701430727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2037872.

The product of its (nonzero) digits is 4000752, while the sum is 55.

The spelling of 996701430727 in words is "nine hundred ninety-six billion, seven hundred one million, four hundred thirty thousand, seven hundred twenty-seven".