133426749716 has 48 divisors (see below), whose sum is σ = 263793075840. Its totient is φ = 58620589440.

The previous prime is 133426749613. The next prime is 133426749769. The reversal of 133426749716 is 617947624331.

It is a super-2 number, since 2×133426749716² (a number of 23 digits) contains 22 as substring.

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, 516026 + ... + 730161.

It is an arithmetic number, because the mean of its divisors is an integer number (5495689080).

Almost surely, 2^133426749716 is an apocalyptic number.

It is an amenable number.

133426749716 is a deficient number, since it is larger than the sum of its proper divisors (130366326124).

133426749716 is a wasteful number, since it uses less digits than its factorization.

133426749716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1246304 (or 1246302 counting only the distinct ones).

The product of its digits is 4572288, while the sum is 53.

The spelling of 133426749716 in words is "one hundred thirty-three billion, four hundred twenty-six million, seven hundred forty-nine thousand, seven hundred sixteen".