816190160722 has 8 divisors (see below), whose sum is σ = 1263778313472. Its totient is φ = 394930722900.

The previous prime is 816190160719. The next prime is 816190160783. The reversal of 816190160722 is 227061091618.

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

It is a super-2 number, since 2×816190160722² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6582178654 + ... + 6582178777.

It is an arithmetic number, because the mean of its divisors is an integer number (157972289184).

Almost surely, 2^816190160722 is an apocalyptic number.

816190160722 is a deficient number, since it is larger than the sum of its proper divisors (447588152750).

816190160722 is a wasteful number, since it uses less digits than its factorization.

816190160722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13164357464.

The product of its (nonzero) digits is 72576, while the sum is 43.

The spelling of 816190160722 in words is "eight hundred sixteen billion, one hundred ninety million, one hundred sixty thousand, seven hundred twenty-two".