2195710771392 has 42 divisors (see below), whose sum is σ = 6293608480068. Its totient is φ = 731903590272.

The previous prime is 2195710771381. The next prime is 2195710771393. The reversal of 2195710771392 is 2931770175912.

It is a super-2 number, since 2×2195710771392² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2195710771393) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1905998358 + ... + 1905999509.

It is an arithmetic number, because the mean of its divisors is an integer number (149847820954).

Almost surely, 2^{2195710771392} is an apocalyptic number.

It is an amenable number.

2195710771392 is an abundant number, since it is smaller than the sum of its proper divisors (4097897708676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2195710771392 is a wasteful number, since it uses less digits than its factorization.

2195710771392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3811997885 (or 3811997872 counting only the distinct ones).

The product of its (nonzero) digits is 1666980, while the sum is 54.

The spelling of 2195710771392 in words is "two trillion, one hundred ninety-five billion, seven hundred ten million, seven hundred seventy-one thousand, three hundred ninety-two".