198014814763 has 4 divisors (see below), whose sum is σ = 200803755888. Its totient is φ = 195225873640.

The previous prime is 198014814737. The next prime is 198014814817. The reversal of 198014814763 is 367418410891.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 198014814763 - 2⁵ = 198014814731 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 198014814763.

It is not an unprimeable number, because it can be changed into a prime (198014814163) 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, 1394470456 + ... + 1394470597.

It is an arithmetic number, because the mean of its divisors is an integer number (50200938972).

Almost surely, 2^198014814763 is an apocalyptic number.

198014814763 is a deficient number, since it is larger than the sum of its proper divisors (2788941125).

198014814763 is an equidigital number, since it uses as much as digits as its factorization.

198014814763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2788941124.

The product of its (nonzero) digits is 1161216, while the sum is 52.

The spelling of 198014814763 in words is "one hundred ninety-eight billion, fourteen million, eight hundred fourteen thousand, seven hundred sixty-three".