649429262924946 has 16 divisors (see below), whose sum is σ = 1484409743828544. Its totient is φ = 185551217978544.

The previous prime is 649429262924941. The next prime is 649429262924983.

649429262924946 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (649429262924941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7731300749065 + ... + 7731300749148.

It is an arithmetic number, because the mean of its divisors is an integer number (92775608989284).

Almost surely, 2^{649429262924946} is an apocalyptic number.

649429262924946 is an abundant number, since it is smaller than the sum of its proper divisors (834980480903598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

649429262924946 is a wasteful number, since it uses less digits than its factorization.

649429262924946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15462601498225.

The product of its digits is 5804752896, while the sum is 78.

The spelling of 649429262924946 in words is "six hundred forty-nine trillion, four hundred twenty-nine billion, two hundred sixty-two million, nine hundred twenty-four thousand, nine hundred forty-six".