136400270680 has 16 divisors (see below), whose sum is σ = 306900609120. Its totient is φ = 54560108256.

The previous prime is 136400270663. The next prime is 136400270687. The reversal of 136400270680 is 86072004631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136400270687) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1705003344 + ... + 1705003423.

It is an arithmetic number, because the mean of its divisors is an integer number (19181288070).

Almost surely, 2^136400270680 is an apocalyptic number.

136400270680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136400270680 is an abundant number, since it is smaller than the sum of its proper divisors (170500338440).

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

136400270680 is a wasteful number, since it uses less digits than its factorization.

136400270680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3410006778 (or 3410006774 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 37.

The spelling of 136400270680 in words is "one hundred thirty-six billion, four hundred million, two hundred seventy thousand, six hundred eighty".