10506610261639 has 2 divisors, whose sum is σ = 10506610261640. Its totient is φ = 10506610261638.

The previous prime is 10506610261571. The next prime is 10506610261673. The reversal of 10506610261639 is 93616201660501.

10506610261639 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10506610261639 is a prime.

It is a super-2 number, since 2×10506610261639² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10506610268639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5253305130819 + 5253305130820.

It is an arithmetic number, because the mean of its divisors is an integer number (5253305130820).

Almost surely, 2^{10506610261639} is an apocalyptic number.

10506610261639 is a deficient number, since it is larger than the sum of its proper divisors (1).

10506610261639 is an equidigital number, since it uses as much as digits as its factorization.

10506610261639 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 349920, while the sum is 46.

The spelling of 10506610261639 in words is "ten trillion, five hundred six billion, six hundred ten million, two hundred sixty-one thousand, six hundred thirty-nine".