136774421312 has 28 divisors (see below), whose sum is σ = 273483604416. Its totient is φ = 67865166720.

The previous prime is 136774421249. The next prime is 136774421321. The reversal of 136774421312 is 213124477631.

It is a self number, because there is not a number n which added to its sum of digits gives 136774421312.

It is a congruent number.

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, 8148488 + ... + 8165255.

Almost surely, 2^136774421312 is an apocalyptic number.

It is an amenable number.

136774421312 is a deficient number, since it is larger than the sum of its proper divisors (136709183104).

136774421312 is a wasteful number, since it uses less digits than its factorization.

136774421312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16313886 (or 16313876 counting only the distinct ones).

The product of its digits is 169344, while the sum is 41.

Adding to 136774421312 its reverse (213124477631), we get a palindrome (349898898943).

The spelling of 136774421312 in words is "one hundred thirty-six billion, seven hundred seventy-four million, four hundred twenty-one thousand, three hundred twelve".