662426592126 has 64 divisors (see below), whose sum is σ = 1473221277696. Its totient is φ = 197190806400.

The previous prime is 662426592097. The next prime is 662426592161. The reversal of 662426592126 is 621295624266.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8596320 + ... + 8673036.

It is an arithmetic number, because the mean of its divisors is an integer number (23019082464).

Almost surely, 2^662426592126 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 662426592126, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (736610638848).

662426592126 is an abundant number, since it is smaller than the sum of its proper divisors (810794685570).

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

662426592126 is a wasteful number, since it uses less digits than its factorization.

662426592126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80337.

The product of its digits is 3732480, while the sum is 51.

The spelling of 662426592126 in words is "six hundred sixty-two billion, four hundred twenty-six million, five hundred ninety-two thousand, one hundred twenty-six".