716421341651 has 4 divisors (see below), whose sum is σ = 716423040000. Its totient is φ = 716419643304.

The previous prime is 716421341641. The next prime is 716421341653. The reversal of 716421341651 is 156143124617.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 716421341651 - 2³⁴ = 699241472467 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 716421341599 and 716421341608.

It is not an unprimeable number, because it can be changed into a prime (716421341653) 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, 322025 + ... + 1239573.

It is an arithmetic number, because the mean of its divisors is an integer number (179105760000).

Almost surely, 2^716421341651 is an apocalyptic number.

716421341651 is a deficient number, since it is larger than the sum of its proper divisors (1698349).

716421341651 is an equidigital number, since it uses as much as digits as its factorization.

716421341651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1698348.

The product of its digits is 120960, while the sum is 41.

The spelling of 716421341651 in words is "seven hundred sixteen billion, four hundred twenty-one million, three hundred forty-one thousand, six hundred fifty-one".