133677413887 has 2 divisors, whose sum is σ = 133677413888. Its totient is φ = 133677413886.

The previous prime is 133677413873. The next prime is 133677413917. The reversal of 133677413887 is 788314776331.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133677413887 - 2⁷ = 133677413759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133677413687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66838706943 + 66838706944.

It is an arithmetic number, because the mean of its divisors is an integer number (66838706944).

Almost surely, 2^133677413887 is an apocalyptic number.

133677413887 is a deficient number, since it is larger than the sum of its proper divisors (1).

133677413887 is an equidigital number, since it uses as much as digits as its factorization.

133677413887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14224896, while the sum is 58.

The spelling of 133677413887 in words is "one hundred thirty-three billion, six hundred seventy-seven million, four hundred thirteen thousand, eight hundred eighty-seven".