133077856 has 24 divisors (see below), whose sum is σ = 265691664. Its totient is φ = 65600640.

The previous prime is 133077851. The next prime is 133077871. The reversal of 133077856 is 658770331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133077851) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27015 + ... + 31558.

It is an arithmetic number, because the mean of its divisors is an integer number (11070486).

Almost surely, 2^133077856 is an apocalyptic number.

133077856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

133077856 is a deficient number, since it is larger than the sum of its proper divisors (132613808).

133077856 is an equidigital number, since it uses as much as digits as its factorization.

133077856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58654 (or 58646 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 40.

The square root of 133077856 is about 11535.9375865163. The cubic root of 133077856 is about 510.5464551564.

The spelling of 133077856 in words is "one hundred thirty-three million, seventy-seven thousand, eight hundred fifty-six".