136130175252 has 72 divisors (see below), whose sum is σ = 350214988032. Its totient is φ = 44575876800.

The previous prime is 136130175241. The next prime is 136130175263. The reversal of 136130175252 is 252571031631.

136130175252 is a `hidden beast` number, since 1 + 3 + 613 + 0 + 17 + 5 + 25 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (136130175241) and next prime (136130175263).

It is a super-2 number, since 2×136130175252² (a number of 23 digits) contains 22 as substring.

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, 611877 + ... + 804147.

It is an arithmetic number, because the mean of its divisors is an integer number (4864097056).

Almost surely, 2^136130175252 is an apocalyptic number.

136130175252 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 136130175252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175107494016).

136130175252 is an abundant number, since it is smaller than the sum of its proper divisors (214084812780).

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

136130175252 is a wasteful number, since it uses less digits than its factorization.

136130175252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192629 (or 192624 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The spelling of 136130175252 in words is "one hundred thirty-six billion, one hundred thirty million, one hundred seventy-five thousand, two hundred fifty-two".