133455690147 has 32 divisors (see below), whose sum is σ = 194336626176. Its totient is φ = 80966995200.

The previous prime is 133455690119. The next prime is 133455690233. The reversal of 133455690147 is 741096554331.

It is not a de Polignac number, because 133455690147 - 2⁸ = 133455689891 is a prime.

It is a super-2 number, since 2×133455690147² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 133455690096 and 133455690105.

It is not an unprimeable number, because it can be changed into a prime (133455650147) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7709572 + ... + 7726862.

It is an arithmetic number, because the mean of its divisors is an integer number (6073019568).

Almost surely, 2^133455690147 is an apocalyptic number.

133455690147 is a deficient number, since it is larger than the sum of its proper divisors (60880936029).

133455690147 is a wasteful number, since it uses less digits than its factorization.

133455690147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20091.

The product of its (nonzero) digits is 1360800, while the sum is 48.

The spelling of 133455690147 in words is "one hundred thirty-three billion, four hundred fifty-five million, six hundred ninety thousand, one hundred forty-seven".