648510400022 has 8 divisors (see below), whose sum is σ = 972775040016. Its totient is φ = 324252053352.

The previous prime is 648510400001. The next prime is 648510400037. The reversal of 648510400022 is 220004015846.

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

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1306673 + ... + 1733324.

It is an arithmetic number, because the mean of its divisors is an integer number (121596880002).

Almost surely, 2^648510400022 is an apocalyptic number.

648510400022 is a deficient number, since it is larger than the sum of its proper divisors (324264639994).

648510400022 is a wasteful number, since it uses less digits than its factorization.

648510400022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3146662.

The product of its (nonzero) digits is 15360, while the sum is 32.

Adding to 648510400022 its reverse (220004015846), we get a palindrome (868514415868).

The spelling of 648510400022 in words is "six hundred forty-eight billion, five hundred ten million, four hundred thousand, twenty-two".