133388958087 has 32 divisors (see below), whose sum is σ = 246374991360. Its totient is φ = 69292964160.

The previous prime is 133388958077. The next prime is 133388958097. The reversal of 133388958087 is 780859883331.

133388958087 is a `hidden beast` number, since 13 + 3 + 38 + 8 + 9 + 580 + 8 + 7 = 666.

It is an interprime number because it is at equal distance from previous prime (133388958077) and next prime (133388958097).

It is not a de Polignac number, because 133388958087 - 2¹¹ = 133388956039 is a prime.

It is a super-2 number, since 2×133388958087² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133388958007) 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, 32077998 + ... + 32082155.

It is an arithmetic number, because the mean of its divisors is an integer number (7699218480).

Almost surely, 2^133388958087 is an apocalyptic number.

133388958087 is a deficient number, since it is larger than the sum of its proper divisors (112986033273).

133388958087 is a wasteful number, since it uses less digits than its factorization.

133388958087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64160180 (or 64160174 counting only the distinct ones).

The product of its (nonzero) digits is 34836480, while the sum is 63.

The spelling of 133388958087 in words is "one hundred thirty-three billion, three hundred eighty-eight million, nine hundred fifty-eight thousand, eighty-seven".