133494837795 has 24 divisors (see below), whose sum is σ = 252426603312. Its totient is φ = 64724769600.

The previous prime is 133494837781. The next prime is 133494837803. The reversal of 133494837795 is 597738494331.

It is a happy number.

133494837795 is a `hidden beast` number, since 133 + 4 + 9 + 48 + 377 + 95 = 666.

It is not a de Polignac number, because 133494837795 - 2⁴ = 133494837779 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 134842776 + ... + 134843765.

It is an arithmetic number, because the mean of its divisors is an integer number (10517775138).

Almost surely, 2^133494837795 is an apocalyptic number.

133494837795 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

133494837795 is a deficient number, since it is larger than the sum of its proper divisors (118931765517).

133494837795 is a wasteful number, since it uses less digits than its factorization.

133494837795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269686563 (or 269686560 counting only the distinct ones).

The product of its digits is 68584320, while the sum is 63.

The spelling of 133494837795 in words is "one hundred thirty-three billion, four hundred ninety-four million, eight hundred thirty-seven thousand, seven hundred ninety-five".