2192722928639 has 8 divisors (see below), whose sum is σ = 2206082299680. Its totient is φ = 2179366287616.

The previous prime is 2192722928621. The next prime is 2192722928647. The reversal of 2192722928639 is 9368292272912.

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

It is a cyclic number.

It is not a de Polignac number, because 2192722928639 - 2³⁶ = 2124003451903 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 (2192722921639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 940487 + ... + 2295639.

It is an arithmetic number, because the mean of its divisors is an integer number (275760287460).

Almost surely, 2^{2192722928639} is an apocalyptic number.

2192722928639 is a deficient number, since it is larger than the sum of its proper divisors (13359371041).

2192722928639 is a wasteful number, since it uses less digits than its factorization.

2192722928639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1365009.

The product of its digits is 23514624, while the sum is 62.

The spelling of 2192722928639 in words is "two trillion, one hundred ninety-two billion, seven hundred twenty-two million, nine hundred twenty-eight thousand, six hundred thirty-nine".