2150707268869 has 2 divisors, whose sum is σ = 2150707268870. Its totient is φ = 2150707268868.

The previous prime is 2150707268849. The next prime is 2150707268887. The reversal of 2150707268869 is 9688627070512.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2013736959844 + 136970309025 = 1419062^2 + 370095^2 .

It is a cyclic number.

It is not a de Polignac number, because 2150707268869 - 2²¹ = 2150705171717 is a prime.

It is a super-2 number, since 2×2150707268869² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2150707268849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1075353634434 + 1075353634435.

It is an arithmetic number, because the mean of its divisors is an integer number (1075353634435).

Almost surely, 2^{2150707268869} is an apocalyptic number.

It is an amenable number.

2150707268869 is a deficient number, since it is larger than the sum of its proper divisors (1).

2150707268869 is an equidigital number, since it uses as much as digits as its factorization.

2150707268869 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20321280, while the sum is 61.

The spelling of 2150707268869 in words is "two trillion, one hundred fifty billion, seven hundred seven million, two hundred sixty-eight thousand, eight hundred sixty-nine".