136436268260 has 48 divisors (see below), whose sum is σ = 293848354800. Its totient is φ = 53181020160.

The previous prime is 136436268217. The next prime is 136436268337. The reversal of 136436268260 is 62862634631.

It can be written as a sum of positive squares in 8 ways, for example, as 27895012324 + 108541255936 = 167018^2 + 329456^2 .

It is a super-2 number, since 2×136436268260² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 605666 + ... + 799814.

It is an arithmetic number, because the mean of its divisors is an integer number (6121840725).

Almost surely, 2^136436268260 is an apocalyptic number.

136436268260 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 136436268260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146924177400).

136436268260 is an abundant number, since it is smaller than the sum of its proper divisors (157412086540).

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

136436268260 is a wasteful number, since it uses less digits than its factorization.

136436268260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195056 (or 195054 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 47.

The spelling of 136436268260 in words is "one hundred thirty-six billion, four hundred thirty-six million, two hundred sixty-eight thousand, two hundred sixty".