136551195867648 has 40 divisors (see below), whose sum is σ = 363780920245248. Its totient is φ = 45517065288704.

The previous prime is 136551195867599. The next prime is 136551195867707. The reversal of 136551195867648 is 846768591155631.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 136551195867648.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44450257536 + ... + 44450260607.

Almost surely, 2^{136551195867648} is an apocalyptic number.

It is an amenable number.

136551195867648 is an abundant number, since it is smaller than the sum of its proper divisors (227229724377600).

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

136551195867648 is an frugal number, since it uses more digits than its factorization.

136551195867648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88900518164 (or 88900518148 counting only the distinct ones).

The product of its digits is 1306368000, while the sum is 75.

The spelling of 136551195867648 in words is "one hundred thirty-six trillion, five hundred fifty-one billion, one hundred ninety-five million, eight hundred sixty-seven thousand, six hundred forty-eight".