11361562643 has 8 divisors (see below), whose sum is σ = 11433603600. Its totient is φ = 11289617248.

The previous prime is 11361562607. The next prime is 11361562661. The reversal of 11361562643 is 34626516311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11361562643 - 2²⁴ = 11344785427 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11361562597 and 11361562606.

It is not an unprimeable number, because it can be changed into a prime (11361562843) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222653 + ... + 268881.

It is an arithmetic number, because the mean of its divisors is an integer number (1429200450).

Almost surely, 2^11361562643 is an apocalyptic number.

11361562643 is a deficient number, since it is larger than the sum of its proper divisors (72040957).

11361562643 is a wasteful number, since it uses less digits than its factorization.

11361562643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47781.

The product of its digits is 77760, while the sum is 38.

The spelling of 11361562643 in words is "eleven billion, three hundred sixty-one million, five hundred sixty-two thousand, six hundred forty-three".