136481256412 has 24 divisors (see below), whose sum is σ = 246535348752. Its totient is φ = 66067996800.

The previous prime is 136481256367. The next prime is 136481256419. The reversal of 136481256412 is 214652184631.

It is a super-2 number, since 2×136481256412² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136481256419) 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, 3154863 + ... + 3197830.

It is an arithmetic number, because the mean of its divisors is an integer number (10272306198).

Almost surely, 2^136481256412 is an apocalyptic number.

It is an amenable number.

136481256412 is a deficient number, since it is larger than the sum of its proper divisors (110054092340).

136481256412 is a wasteful number, since it uses less digits than its factorization.

136481256412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6352869 (or 6352867 counting only the distinct ones).

The product of its digits is 276480, while the sum is 43.

The spelling of 136481256412 in words is "one hundred thirty-six billion, four hundred eighty-one million, two hundred fifty-six thousand, four hundred twelve".