133036919613 has 16 divisors (see below), whose sum is σ = 212252635840. Its totient is φ = 81868873392.

The previous prime is 133036919611. The next prime is 133036919621. The reversal of 133036919613 is 316919630331.

133036919613 is a `hidden beast` number, since 13 + 3 + 0 + 3 + 6 + 9 + 19 + 613 = 666.

It is not a de Polignac number, because 133036919613 - 2¹ = 133036919611 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133036919611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 189510931 + ... + 189511632.

It is an arithmetic number, because the mean of its divisors is an integer number (13265789740).

Almost surely, 2^133036919613 is an apocalyptic number.

133036919613 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

133036919613 is a deficient number, since it is larger than the sum of its proper divisors (79215716227).

133036919613 is a wasteful number, since it uses less digits than its factorization.

133036919613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379022585 (or 379022579 counting only the distinct ones).

The product of its (nonzero) digits is 236196, while the sum is 45.

The spelling of 133036919613 in words is "one hundred thirty-three billion, thirty-six million, nine hundred nineteen thousand, six hundred thirteen".