136020640526000 has 80 divisors (see below), whose sum is σ = 334289678088288. Its totient is φ = 53516317536000.

The previous prime is 136020640525999. The next prime is 136020640526011. The reversal of 136020640526000 is 625046020631.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×136020640526000² (a number of 29 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, 557339642 + ... + 557583641.

Almost surely, 2^{136020640526000} is an apocalyptic number.

136020640526000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136020640526000 is an abundant number, since it is smaller than the sum of its proper divisors (198269037562288).

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

136020640526000 is a wasteful number, since it uses less digits than its factorization.

136020640526000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1114923367 (or 1114923351 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

Adding to 136020640526000 its reverse (625046020631), we get a palindrome (136645686546631).

The spelling of 136020640526000 in words is "one hundred thirty-six trillion, twenty billion, six hundred forty million, five hundred twenty-six thousand".