21950065702 has 8 divisors (see below), whose sum is σ = 33244760016. Its totient is φ = 10868479032.

The previous prime is 21950065667. The next prime is 21950065721. The reversal of 21950065702 is 20756005912.

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

It is a congruent number.

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, 53276653 + ... + 53277064.

It is an arithmetic number, because the mean of its divisors is an integer number (4155595002).

Almost surely, 2^21950065702 is an apocalyptic number.

21950065702 is a deficient number, since it is larger than the sum of its proper divisors (11294694314).

21950065702 is a wasteful number, since it uses less digits than its factorization.

21950065702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106553822.

The product of its (nonzero) digits is 37800, while the sum is 37.

The spelling of 21950065702 in words is "twenty-one billion, nine hundred fifty million, sixty-five thousand, seven hundred two".