11662455630503 has 32 divisors (see below), whose sum is σ = 12563643153600. Its totient is φ = 10791951446016.

The previous prime is 11662455630451. The next prime is 11662455630517. The reversal of 11662455630503 is 30503655426611.

It is a cyclic number.

It is not a de Polignac number, because 11662455630503 - 2¹⁰ = 11662455629479 is a prime.

It is a super-2 number, since 2×11662455630503² (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 (11662455630523) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 254966651 + ... + 255012387.

It is an arithmetic number, because the mean of its divisors is an integer number (392613848550).

Almost surely, 2^{11662455630503} is an apocalyptic number.

11662455630503 is a deficient number, since it is larger than the sum of its proper divisors (901187523097).

11662455630503 is a wasteful number, since it uses less digits than its factorization.

11662455630503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46931.

The product of its (nonzero) digits is 1944000, while the sum is 47.

The spelling of 11662455630503 in words is "eleven trillion, six hundred sixty-two billion, four hundred fifty-five million, six hundred thirty thousand, five hundred three".