126880164 has 36 divisors (see below), whose sum is σ = 321454224. Its totient is φ = 42197232.

The previous prime is 126880153. The next prime is 126880177. The reversal of 126880164 is 461088621.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13039 + ... + 20585.

It is an arithmetic number, because the mean of its divisors is an integer number (8929284).

Almost surely, 2^126880164 is an apocalyptic number.

It is an amenable number.

126880164 is an abundant number, since it is smaller than the sum of its proper divisors (194574060).

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

126880164 is a wasteful number, since it uses less digits than its factorization.

126880164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8024 (or 8019 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 36.

The square root of 126880164 is about 11264.1095520241. The cubic root of 126880164 is about 502.4944203732.

The spelling of 126880164 in words is "one hundred twenty-six million, eight hundred eighty thousand, one hundred sixty-four".