136205580348 has 96 divisors (see below), whose sum is σ = 361592689920. Its totient is φ = 44314724160.

The previous prime is 136205580347. The next prime is 136205580353. The reversal of 136205580348 is 843085502631.

136205580348 is a `hidden beast` number, since 1 + 3 + 6 + 20 + 5 + 580 + 3 + 48 = 666.

It is a super-2 number, since 2×136205580348² (a number of 23 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136205580347) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7100386 + ... + 7119542.

It is an arithmetic number, because the mean of its divisors is an integer number (3766590520).

Almost surely, 2^136205580348 is an apocalyptic number.

136205580348 is a gapful number since it is divisible by the number (18) 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 136205580348, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (180796344960).

136205580348 is an abundant number, since it is smaller than the sum of its proper divisors (225387109572).

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

136205580348 is a wasteful number, since it uses less digits than its factorization.

136205580348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20744 (or 20736 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 45.

The spelling of 136205580348 in words is "one hundred thirty-six billion, two hundred five million, five hundred eighty thousand, three hundred forty-eight".