136955840620 has 12 divisors (see below), whose sum is σ = 287607265344. Its totient is φ = 54782336240.

The previous prime is 136955840591. The next prime is 136955840629. The reversal of 136955840620 is 26048559631.

It is not an unprimeable number, because it can be changed into a prime (136955840629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3423895996 + ... + 3423896035.

It is an arithmetic number, because the mean of its divisors is an integer number (23967272112).

Almost surely, 2^136955840620 is an apocalyptic number.

136955840620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136955840620 is an abundant number, since it is smaller than the sum of its proper divisors (150651424724).

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

136955840620 is a wasteful number, since it uses less digits than its factorization.

136955840620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6847792040 (or 6847792038 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 49.

The spelling of 136955840620 in words is "one hundred thirty-six billion, nine hundred fifty-five million, eight hundred forty thousand, six hundred twenty".