945540836722 has 8 divisors (see below), whose sum is σ = 1418380988076. Its totient is φ = 472747174032.

The previous prime is 945540836701. The next prime is 945540836759. The reversal of 945540836722 is 227638045549.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 839420607601 + 106120229121 = 916199^2 + 325761^2 .

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

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, 11571273 + ... + 11652700.

Almost surely, 2^945540836722 is an apocalyptic number.

945540836722 is a deficient number, since it is larger than the sum of its proper divisors (472840151354).

945540836722 is a wasteful number, since it uses less digits than its factorization.

945540836722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23244332.

The product of its (nonzero) digits is 14515200, while the sum is 55.

The spelling of 945540836722 in words is "nine hundred forty-five billion, five hundred forty million, eight hundred thirty-six thousand, seven hundred twenty-two".