136904516782 has 16 divisors (see below), whose sum is σ = 224036140032. Its totient is φ = 62226390520.

The previous prime is 136904516761. The next prime is 136904516821. The reversal of 136904516782 is 287615409631.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 370803 + ... + 641329.

It is an arithmetic number, because the mean of its divisors is an integer number (14002258752).

It is a 1-persistent number, because it is pandigital, but 2⋅136904516782 = 273809033564 is not.

Almost surely, 2^136904516782 is an apocalyptic number.

136904516782 is a deficient number, since it is larger than the sum of its proper divisors (87131623250).

136904516782 is a wasteful number, since it uses less digits than its factorization.

136904516782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293543.

The product of its (nonzero) digits is 2177280, while the sum is 52.

The spelling of 136904516782 in words is "one hundred thirty-six billion, nine hundred four million, five hundred sixteen thousand, seven hundred eighty-two".