2197150923069 has 48 divisors (see below), whose sum is σ = 3331968127488. Its totient is φ = 1392490446336.

The previous prime is 2197150923067. The next prime is 2197150923091. The reversal of 2197150923069 is 9603290517912.

2197150923069 is a `hidden beast` number, since 2 + 1 + 9 + 71 + 509 + 2 + 3 + 0 + 69 = 666.

It is not a de Polignac number, because 2197150923069 - 2¹ = 2197150923067 is a prime.

It is a super-2 number, since 2×2197150923069² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2197150923067) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 119706997 + ... + 119725349.

It is an arithmetic number, because the mean of its divisors is an integer number (69416002656).

Almost surely, 2^{2197150923069} is an apocalyptic number.

It is an amenable number.

2197150923069 is a deficient number, since it is larger than the sum of its proper divisors (1134817204419).

2197150923069 is a wasteful number, since it uses less digits than its factorization.

2197150923069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21898 (or 21895 counting only the distinct ones).

The product of its (nonzero) digits is 1837080, while the sum is 54.

The spelling of 2197150923069 in words is "two trillion, one hundred ninety-seven billion, one hundred fifty million, nine hundred twenty-three thousand, sixty-nine".