10639952323837 has 4 divisors (see below), whose sum is σ = 11265831872316. Its totient is φ = 10014072775360.

The previous prime is 10639952323801. The next prime is 10639952323883. The reversal of 10639952323837 is 73832325993601.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4375413879001 + 6264538444836 = 2091749^2 + 2502906^2 .

It is a cyclic number.

It is not a de Polignac number, because 10639952323837 - 2³⁹ = 10090196509949 is a prime.

It is a super-2 number, since 2×10639952323837² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10639952303837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 312939774214 + ... + 312939774247.

It is an arithmetic number, because the mean of its divisors is an integer number (2816457968079).

Almost surely, 2^{10639952323837} is an apocalyptic number.

10639952323837 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

10639952323837 is a deficient number, since it is larger than the sum of its proper divisors (625879548479).

10639952323837 is an equidigital number, since it uses as much as digits as its factorization.

10639952323837 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625879548478.

The product of its (nonzero) digits is 44089920, while the sum is 61.

The spelling of 10639952323837 in words is "ten trillion, six hundred thirty-nine billion, nine hundred fifty-two million, three hundred twenty-three thousand, eight hundred thirty-seven".