649098135814 has 8 divisors (see below), whose sum is σ = 992017905840. Its totient is φ = 318425500536.

The previous prime is 649098135781. The next prime is 649098135911. The reversal of 649098135814 is 418531890946.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3061783554 + ... + 3061783765.

It is an arithmetic number, because the mean of its divisors is an integer number (124002238230).

Almost surely, 2^649098135814 is an apocalyptic number.

649098135814 is a deficient number, since it is larger than the sum of its proper divisors (342919770026).

649098135814 is a wasteful number, since it uses less digits than its factorization.

649098135814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6123567374.

The product of its (nonzero) digits is 7464960, while the sum is 58.

The spelling of 649098135814 in words is "six hundred forty-nine billion, ninety-eight million, one hundred thirty-five thousand, eight hundred fourteen".