649241886363 has 8 divisors (see below), whose sum is σ = 989320969728. Its totient is φ = 370995363624.

The previous prime is 649241886361. The next prime is 649241886373. The reversal of 649241886363 is 363688142946.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 649241886363 - 2¹ = 649241886361 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 649241886297 and 649241886306.

It is not an unprimeable number, because it can be changed into a prime (649241886361) 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, 15458140131 + ... + 15458140172.

It is an arithmetic number, because the mean of its divisors is an integer number (123665121216).

Almost surely, 2^649241886363 is an apocalyptic number.

649241886363 is a deficient number, since it is larger than the sum of its proper divisors (340079083365).

649241886363 is a wasteful number, since it uses less digits than its factorization.

649241886363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30916280313.

The product of its digits is 35831808, while the sum is 60.

The spelling of 649241886363 in words is "six hundred forty-nine billion, two hundred forty-one million, eight hundred eighty-six thousand, three hundred sixty-three".