2639952311137 has 2 divisors, whose sum is σ = 2639952311138. Its totient is φ = 2639952311136.

The previous prime is 2639952311023. The next prime is 2639952311153. The reversal of 2639952311137 is 7311132599362.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1778278257441 + 861674053696 = 1333521^2 + 928264^2 .

It is a cyclic number.

It is not a de Polignac number, because 2639952311137 - 2¹¹ = 2639952309089 is a prime.

It is a super-3 number, since 3×2639952311137³ (a number of 38 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (2639952311197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1319976155568 + 1319976155569.

It is an arithmetic number, because the mean of its divisors is an integer number (1319976155569).

Almost surely, 2^{2639952311137} is an apocalyptic number.

It is an amenable number.

2639952311137 is a deficient number, since it is larger than the sum of its proper divisors (1).

2639952311137 is an equidigital number, since it uses as much as digits as its factorization.

2639952311137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1837080, while the sum is 52.

The spelling of 2639952311137 in words is "two trillion, six hundred thirty-nine billion, nine hundred fifty-two million, three hundred eleven thousand, one hundred thirty-seven".