136361220052 has 24 divisors (see below), whose sum is σ = 244202666400. Its totient is φ = 66589301856.

The previous prime is 136361220019. The next prime is 136361220059. The reversal of 136361220052 is 250022163631.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 136361219996 and 136361220023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136361220059) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2542974 + ... + 2596042.

It is an arithmetic number, because the mean of its divisors is an integer number (10175111100).

Almost surely, 2^136361220052 is an apocalyptic number.

It is an amenable number.

136361220052 is a deficient number, since it is larger than the sum of its proper divisors (107841446348).

136361220052 is a wasteful number, since it uses less digits than its factorization.

136361220052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68055 (or 68053 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

Adding to 136361220052 its reverse (250022163631), we get a palindrome (386383383683).

The spelling of 136361220052 in words is "one hundred thirty-six billion, three hundred sixty-one million, two hundred twenty thousand, fifty-two".