10649743972737 has 4 divisors (see below), whose sum is σ = 14199658630320. Its totient is φ = 7099829315156.

The previous prime is 10649743972691. The next prime is 10649743972807. The reversal of 10649743972737 is 73727934794601.

10649743972737 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10649743972737 - 2¹¹ = 10649743970689 is a prime.

It is a super-2 number, since 2×10649743972737² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10649743972537) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1774957328787 + ... + 1774957328792.

It is an arithmetic number, because the mean of its divisors is an integer number (3549914657580).

Almost surely, 2^{10649743972737} is an apocalyptic number.

It is an amenable number.

10649743972737 is a deficient number, since it is larger than the sum of its proper divisors (3549914657583).

10649743972737 is an equidigital number, since it uses as much as digits as its factorization.

10649743972737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3549914657582.

The product of its (nonzero) digits is 336063168, while the sum is 69.

The spelling of 10649743972737 in words is "ten trillion, six hundred forty-nine billion, seven hundred forty-three million, nine hundred seventy-two thousand, seven hundred thirty-seven".