2069149644297 has 10 divisors (see below), whose sum is σ = 3090951937898. Its totient is φ = 1379433096144.

The previous prime is 2069149644293. The next prime is 2069149644313. The reversal of 2069149644297 is 7924469419602.

2069149644297 is a `hidden beast` number, since 2 + 0 + 6 + 9 + 14 + 96 + 442 + 97 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1884843426816 + 184306217481 = 1372896^2 + 429309^2 .

It is not a de Polignac number, because 2069149644297 - 2² = 2069149644293 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2069149644293) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 12772528588 + ... + 12772528749.

Almost surely, 2^{2069149644297} is an apocalyptic number.

2069149644297 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

2069149644297 is a deficient number, since it is larger than the sum of its proper divisors (1021802293601).

2069149644297 is an equidigital number, since it uses as much as digits as its factorization.

2069149644297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25545057349 (or 25545057340 counting only the distinct ones).

The product of its (nonzero) digits is 47029248, while the sum is 63.

The spelling of 2069149644297 in words is "two trillion, sixty-nine billion, one hundred forty-nine million, six hundred forty-four thousand, two hundred ninety-seven".