10243454266013 has 4 divisors (see below), whose sum is σ = 10596676826940. Its totient is φ = 9890231705088.

The previous prime is 10243454266007. The next prime is 10243454266021. The reversal of 10243454266013 is 31066245434201.

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 4837373556409 + 5406080709604 = 2199403^2 + 2325098^2 .

It is a cyclic number.

It is not a de Polignac number, because 10243454266013 - 2¹² = 10243454261917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10243454266813) 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, 176611280420 + ... + 176611280477.

It is an arithmetic number, because the mean of its divisors is an integer number (2649169206735).

Almost surely, 2^{10243454266013} is an apocalyptic number.

It is an amenable number.

10243454266013 is a deficient number, since it is larger than the sum of its proper divisors (353222560927).

10243454266013 is an equidigital number, since it uses as much as digits as its factorization.

10243454266013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353222560926.

The product of its (nonzero) digits is 414720, while the sum is 41.

The spelling of 10243454266013 in words is "ten trillion, two hundred forty-three billion, four hundred fifty-four million, two hundred sixty-six thousand, thirteen".