136278120 has 128 divisors (see below), whose sum is σ = 472314240. Its totient is φ = 31088640.

The previous prime is 136278083. The next prime is 136278143. The reversal of 136278120 is 21872631.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19404 + ... + 25476.

It is an arithmetic number, because the mean of its divisors is an integer number (3689955).

Almost surely, 2^136278120 is an apocalyptic number.

136278120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136278120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (236157120).

136278120 is an abundant number, since it is smaller than the sum of its proper divisors (336036120).

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

136278120 is a wasteful number, since it uses less digits than its factorization.

136278120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6115 (or 6111 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 136278120 is about 11673.8219962444. The cubic root of 136278120 is about 514.6066308338.

The spelling of 136278120 in words is "one hundred thirty-six million, two hundred seventy-eight thousand, one hundred twenty".