249406975363 has 8 divisors (see below), whose sum is σ = 306962431328. Its totient is φ = 197332991424.

The previous prime is 249406975361. The next prime is 249406975427. The reversal of 249406975363 is 363579604942.

It is a happy number.

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 249406975363 - 2¹ = 249406975361 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 249406975298 and 249406975307.

It is not an unprimeable number, because it can be changed into a prime (249406975361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1370367906 + ... + 1370368087.

It is an arithmetic number, because the mean of its divisors is an integer number (38370303916).

Almost surely, 2^249406975363 is an apocalyptic number.

249406975363 is a deficient number, since it is larger than the sum of its proper divisors (57555455965).

249406975363 is a wasteful number, since it uses less digits than its factorization.

249406975363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2740736013.

The product of its (nonzero) digits is 29393280, while the sum is 58.

The spelling of 249406975363 in words is "two hundred forty-nine billion, four hundred six million, nine hundred seventy-five thousand, three hundred sixty-three".