648465419623 has 8 divisors (see below), whose sum is σ = 750032293248. Its totient is φ = 549130785144.

The previous prime is 648465419603. The next prime is 648465419629. The reversal of 648465419623 is 326914564846.

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 648465419623 - 2³⁷ = 511026466151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (648465419629) 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, 558059161 + ... + 558060322.

It is an arithmetic number, because the mean of its divisors is an integer number (93754036656).

Almost surely, 2^648465419623 is an apocalyptic number.

648465419623 is a deficient number, since it is larger than the sum of its proper divisors (101566873625).

648465419623 is a wasteful number, since it uses less digits than its factorization.

648465419623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1116119573.

The product of its digits is 29859840, while the sum is 58.

The spelling of 648465419623 in words is "six hundred forty-eight billion, four hundred sixty-five million, four hundred nineteen thousand, six hundred twenty-three".