664888151126 has 8 divisors (see below), whose sum is σ = 997335687600. Its totient is φ = 332442921928.

The previous prime is 664888151119. The next prime is 664888151131. The reversal of 664888151126 is 621151888466.

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 (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 823775 + ... + 1417173.

It is an arithmetic number, because the mean of its divisors is an integer number (124666960950).

Almost surely, 2^664888151126 is an apocalyptic number.

664888151126 is a deficient number, since it is larger than the sum of its proper divisors (332447536474).

664888151126 is a wasteful number, since it uses less digits than its factorization.

664888151126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1153638.

The product of its digits is 4423680, while the sum is 56.

The spelling of 664888151126 in words is "six hundred sixty-four billion, eight hundred eighty-eight million, one hundred fifty-one thousand, one hundred twenty-six".