133706646472 has 16 divisors (see below), whose sum is σ = 286514242560. Its totient is φ = 57302848464.

The previous prime is 133706646449. The next prime is 133706646517. The reversal of 133706646472 is 274646607331.

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, 1193809288 + ... + 1193809399.

It is an arithmetic number, because the mean of its divisors is an integer number (17907140160).

Almost surely, 2^133706646472 is an apocalyptic number.

It is an amenable number.

133706646472 is an abundant number, since it is smaller than the sum of its proper divisors (152807596088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133706646472 is a wasteful number, since it uses less digits than its factorization.

133706646472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2387618700 (or 2387618696 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 49.

The spelling of 133706646472 in words is "one hundred thirty-three billion, seven hundred six million, six hundred forty-six thousand, four hundred seventy-two".