136634212456 has 64 divisors (see below), whose sum is σ = 297515162880. Its totient is φ = 57619261440.

The previous prime is 136634212439. The next prime is 136634212487. The reversal of 136634212456 is 654212436631.

It is a happy 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, 830136 + ... + 981016.

It is an arithmetic number, because the mean of its divisors is an integer number (4648674420).

Almost surely, 2^136634212456 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136634212456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148757581440).

136634212456 is an abundant number, since it is smaller than the sum of its proper divisors (160880950424).

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

136634212456 is a wasteful number, since it uses less digits than its factorization.

136634212456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151154 (or 151150 counting only the distinct ones).

The product of its digits is 622080, while the sum is 43.

The spelling of 136634212456 in words is "one hundred thirty-six billion, six hundred thirty-four million, two hundred twelve thousand, four hundred fifty-six".