426948758066 has 4 divisors (see below), whose sum is σ = 640423137102. Its totient is φ = 213474379032.

The previous prime is 426948758057. The next prime is 426948758081. The reversal of 426948758066 is 660857849624.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 393468907441 + 33479850625 = 627271^2 + 182975^2 .

It is a junction number, because it is equal to n+sod(n) for n = 426948757993 and 426948758011.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106737189515 + ... + 106737189518.

Almost surely, 2^426948758066 is an apocalyptic number.

426948758066 is a deficient number, since it is larger than the sum of its proper divisors (213474379036).

426948758066 is a wasteful number, since it uses less digits than its factorization.

426948758066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213474379035.

The product of its (nonzero) digits is 139345920, while the sum is 65.

The spelling of 426948758066 in words is "four hundred twenty-six billion, nine hundred forty-eight million, seven hundred fifty-eight thousand, sixty-six".