649883357413 has 8 divisors (see below), whose sum is σ = 689986760832. Its totient is φ = 609988284096.

The previous prime is 649883357341. The next prime is 649883357423. The reversal of 649883357413 is 314753388946.

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 649883357413 - 2²⁵ = 649849802981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (649883357423) 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, 52076095 + ... + 52088572.

It is an arithmetic number, because the mean of its divisors is an integer number (86248345104).

Almost surely, 2^649883357413 is an apocalyptic number.

It is an amenable number.

649883357413 is a deficient number, since it is larger than the sum of its proper divisors (40103403419).

649883357413 is a wasteful number, since it uses less digits than its factorization.

649883357413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104165051.

The product of its digits is 52254720, while the sum is 61.

The spelling of 649883357413 in words is "six hundred forty-nine billion, eight hundred eighty-three million, three hundred fifty-seven thousand, four hundred thirteen".