133925898668 has 12 divisors (see below), whose sum is σ = 235235159712. Its totient is φ = 66715853040.

The previous prime is 133925898637. The next prime is 133925898677. The reversal of 133925898668 is 866898529331.

It is a super-2 number, since 2×133925898668² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 133925898598 and 133925898607.

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, 61772855 + ... + 61775022.

It is an arithmetic number, because the mean of its divisors is an integer number (19602929976).

Almost surely, 2^133925898668 is an apocalyptic number.

It is an amenable number.

133925898668 is a deficient number, since it is larger than the sum of its proper divisors (101309261044).

133925898668 is a wasteful number, since it uses less digits than its factorization.

133925898668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123548152 (or 123548150 counting only the distinct ones).

The product of its digits is 134369280, while the sum is 68.

The spelling of 133925898668 in words is "one hundred thirty-three billion, nine hundred twenty-five million, eight hundred ninety-eight thousand, six hundred sixty-eight".