11863331677 has 2 divisors, whose sum is σ = 11863331678. Its totient is φ = 11863331676.

The previous prime is 11863331659. The next prime is 11863331707. The reversal of 11863331677 is 77613336811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11200835556 + 662496121 = 105834^2 + 25739^2 .

It is a cyclic number.

It is not a de Polignac number, because 11863331677 - 2¹⁹ = 11862807389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11863331647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5931665838 + 5931665839.

It is an arithmetic number, because the mean of its divisors is an integer number (5931665839).

Almost surely, 2^11863331677 is an apocalyptic number.

It is an amenable number.

11863331677 is a deficient number, since it is larger than the sum of its proper divisors (1).

11863331677 is an equidigital number, since it uses as much as digits as its factorization.

11863331677 is an evil number, because the sum of its binary digits is even.

The product of its digits is 381024, while the sum is 46.

The spelling of 11863331677 in words is "eleven billion, eight hundred sixty-three million, three hundred thirty-one thousand, six hundred seventy-seven".