249685826363 has 8 divisors (see below), whose sum is σ = 250134713136. Its totient is φ = 249237266400.

The previous prime is 249685826297. The next prime is 249685826387. The reversal of 249685826363 is 363628586942.

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 249685826363 - 2²⁰ = 249684777787 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 249685826296 and 249685826305.

It is not an unprimeable number, because it can be changed into a prime (249685826563) 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, 1474193 + ... + 1634813.

It is an arithmetic number, because the mean of its divisors is an integer number (31266839142).

Almost surely, 2^249685826363 is an apocalyptic number.

249685826363 is a deficient number, since it is larger than the sum of its proper divisors (448886773).

249685826363 is a wasteful number, since it uses less digits than its factorization.

249685826363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163405.

The product of its digits is 89579520, while the sum is 62.

The spelling of 249685826363 in words is "two hundred forty-nine billion, six hundred eighty-five million, eight hundred twenty-six thousand, three hundred sixty-three".