133250693877 has 24 divisors (see below), whose sum is σ = 227554554240. Its totient is φ = 73517623200.

The previous prime is 133250693861. The next prime is 133250693893. The reversal of 133250693877 is 778396052331.

133250693877 is a `hidden beast` number, since 1 + 3 + 3 + 250 + 6 + 9 + 387 + 7 = 666.

It is an interprime number because it is at equal distance from previous prime (133250693861) and next prime (133250693893).

It is not a de Polignac number, because 133250693877 - 2⁴ = 133250693861 is a prime.

It is a super-2 number, since 2×133250693877² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133250693837) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36465249 + ... + 36468902.

It is an arithmetic number, because the mean of its divisors is an integer number (9481439760).

Almost surely, 2^133250693877 is an apocalyptic number.

It is an amenable number.

133250693877 is a deficient number, since it is larger than the sum of its proper divisors (94303860363).

133250693877 is a wasteful number, since it uses less digits than its factorization.

133250693877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72934193 (or 72934190 counting only the distinct ones).

The product of its (nonzero) digits is 5715360, while the sum is 54.

The spelling of 133250693877 in words is "one hundred thirty-three billion, two hundred fifty million, six hundred ninety-three thousand, eight hundred seventy-seven".