1426601668 has 24 divisors (see below), whose sum is σ = 2523773952. Its totient is φ = 705557664.

The previous prime is 1426601663. The next prime is 1426601707. The reversal of 1426601668 is 8661066241.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1426601668.

It is not an unprimeable number, because it can be changed into a prime (1426601663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172230 + ... + 180322.

It is an arithmetic number, because the mean of its divisors is an integer number (105157248).

Almost surely, 2^1426601668 is an apocalyptic number.

It is an amenable number.

1426601668 is a deficient number, since it is larger than the sum of its proper divisors (1097172284).

1426601668 is a wasteful number, since it uses less digits than its factorization.

1426601668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8571 (or 8569 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 1426601668 is about 37770.3808294277. The cubic root of 1426601668 is about 1125.7300066609.

The spelling of 1426601668 in words is "one billion, four hundred twenty-six million, six hundred one thousand, six hundred sixty-eight".