136855281000 has 64 divisors (see below), whose sum is σ = 426988486080. Its totient is φ = 36494740800.

The previous prime is 136855280987. The next prime is 136855281011. The reversal of 136855281000 is 182558631.

It is a super-2 number, since 2×136855281000² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 136855281000.

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, 22806214 + ... + 22812213.

It is an arithmetic number, because the mean of its divisors is an integer number (6671695095).

Almost surely, 2^136855281000 is an apocalyptic number.

136855281000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136855281000 is an abundant number, since it is smaller than the sum of its proper divisors (290133205080).

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

136855281000 is a wasteful number, since it uses less digits than its factorization.

136855281000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45618451 (or 45618437 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 39.

The spelling of 136855281000 in words is "one hundred thirty-six billion, eight hundred fifty-five million, two hundred eighty-one thousand".