136140693704 has 16 divisors (see below), whose sum is σ = 256322990220. Its totient is φ = 67787896320.

The previous prime is 136140693701. The next prime is 136140693781. The reversal of 136140693704 is 407396041631.

It can be written as a sum of positive squares in 2 ways, for example, as 135720033604 + 420660100 = 368402^2 + 20510^2 .

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (136140693701) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35304269 + ... + 35308124.

Almost surely, 2^136140693704 is an apocalyptic number.

It is an amenable number.

136140693704 is a deficient number, since it is larger than the sum of its proper divisors (120182296516).

136140693704 is a wasteful number, since it uses less digits than its factorization.

136140693704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70612640 (or 70612636 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 44.

The spelling of 136140693704 in words is "one hundred thirty-six billion, one hundred forty million, six hundred ninety-three thousand, seven hundred four".