1426626166 has 32 divisors (see below), whose sum is σ = 2462052672. Its totient is φ = 607326720.

The previous prime is 1426626137. The next prime is 1426626181. The reversal of 1426626166 is 6616266241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2311890 + ... + 2312506.

It is an arithmetic number, because the mean of its divisors is an integer number (76939146).

Almost surely, 2^1426626166 is an apocalyptic number.

1426626166 is a deficient number, since it is larger than the sum of its proper divisors (1035426506).

1426626166 is a wasteful number, since it uses less digits than its factorization.

1426626166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1464.

The product of its digits is 124416, while the sum is 40.

The square root of 1426626166 is about 37770.7051297696. The cubic root of 1426626166 is about 1125.7364504068.

The spelling of 1426626166 in words is "one billion, four hundred twenty-six million, six hundred twenty-six thousand, one hundred sixty-six".