136481503686 has 16 divisors (see below), whose sum is σ = 297777826368. Its totient is φ = 41358031400.

The previous prime is 136481503661. The next prime is 136481503687. The reversal of 136481503686 is 686305184631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136481503687) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1033950720 + ... + 1033950851.

It is an arithmetic number, because the mean of its divisors is an integer number (18611114148).

Almost surely, 2^136481503686 is an apocalyptic number.

136481503686 is an abundant number, since it is smaller than the sum of its proper divisors (161296322682).

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

136481503686 is a wasteful number, since it uses less digits than its factorization.

136481503686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2067901587.

The product of its (nonzero) digits is 2488320, while the sum is 51.

The spelling of 136481503686 in words is "one hundred thirty-six billion, four hundred eighty-one million, five hundred three thousand, six hundred eighty-six".