136142420816028 has 48 divisors (see below), whose sum is σ = 347727089195136. Its totient is φ = 41114476023360.

The previous prime is 136142420815991. The next prime is 136142420816053. The reversal of 136142420816028 is 820618024241631.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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, 1759998826 + ... + 1760076177.

It is an arithmetic number, because the mean of its divisors is an integer number (7244314358232).

Almost surely, 2^{136142420816028} is an apocalyptic number.

It is an amenable number.

136142420816028 is an abundant number, since it is smaller than the sum of its proper divisors (211584668379108).

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

136142420816028 is a wasteful number, since it uses less digits than its factorization.

136142420816028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3520075314 (or 3520075312 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 48.

The spelling of 136142420816028 in words is "one hundred thirty-six trillion, one hundred forty-two billion, four hundred twenty million, eight hundred sixteen thousand, twenty-eight".