134477680 has 40 divisors (see below), whose sum is σ = 316957392. Its totient is φ = 53051904.

The previous prime is 134477677. The next prime is 134477699. The reversal of 134477680 is 86774431.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5674 + ... + 17353.

Almost surely, 2^134477680 is an apocalyptic number.

134477680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134477680 is an abundant number, since it is smaller than the sum of its proper divisors (182479712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134477680 is a wasteful number, since it uses less digits than its factorization.

134477680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23113 (or 23107 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 40.

The square root of 134477680 is about 11596.4511812882. The cubic root of 134477680 is about 512.3303328907.

The spelling of 134477680 in words is "one hundred thirty-four million, four hundred seventy-seven thousand, six hundred eighty".