136275552 has 144 divisors (see below), whose sum is σ = 462309120. Its totient is φ = 37230336.

The previous prime is 136275533. The next prime is 136275571. The reversal of 136275552 is 255572631.

136275552 is a `hidden beast` number, since 1 + 36 + 2 + 75 + 552 = 666.

It is an interprime number because it is at equal distance from previous prime (136275533) and next prime (136275571).

It is a tau number, because it is divible by the number of its divisors (144).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44899 + ... + 47837.

It is an arithmetic number, because the mean of its divisors is an integer number (3210480).

Almost surely, 2^136275552 is an apocalyptic number.

136275552 is a gapful number since it is divisible by the number (12) 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 136275552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (231154560).

136275552 is an abundant number, since it is smaller than the sum of its proper divisors (326033568).

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

136275552 is a wasteful number, since it uses less digits than its factorization.

136275552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2985 (or 2974 counting only the distinct ones).

The product of its digits is 63000, while the sum is 36.

The square root of 136275552 is about 11673.7120060416. The cubic root of 136275552 is about 514.6033984290.

The spelling of 136275552 in words is "one hundred thirty-six million, two hundred seventy-five thousand, five hundred fifty-two".