26522201668 has 12 divisors (see below), whose sum is σ = 46414996992. Its totient is φ = 13260773960.

The previous prime is 26522201639. The next prime is 26522201689. The reversal of 26522201668 is 86610222562.

It is a self number, because there is not a number n which added to its sum of digits gives 26522201668.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 255021 + ... + 343627.

It is an arithmetic number, because the mean of its divisors is an integer number (3867916416).

Almost surely, 2^26522201668 is an apocalyptic number.

It is an amenable number.

26522201668 is a deficient number, since it is larger than the sum of its proper divisors (19892795324).

26522201668 is a wasteful number, since it uses less digits than its factorization.

26522201668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163442 (or 163440 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 40.

The spelling of 26522201668 in words is "twenty-six billion, five hundred twenty-two million, two hundred one thousand, six hundred sixty-eight".