136654782943 has 32 divisors (see below), whose sum is σ = 167976115200. Its totient is φ = 108563659776.

The previous prime is 136654782889. The next prime is 136654782973. The reversal of 136654782943 is 349287456631.

It is a cyclic number.

It is not a de Polignac number, because 136654782943 - 2⁹ = 136654782431 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136654782973) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2460838 + ... + 2515756.

It is an arithmetic number, because the mean of its divisors is an integer number (5249253600).

Almost surely, 2^136654782943 is an apocalyptic number.

136654782943 is a deficient number, since it is larger than the sum of its proper divisors (31321332257).

136654782943 is a wasteful number, since it uses less digits than its factorization.

136654782943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55351.

The product of its digits is 26127360, while the sum is 58.

The spelling of 136654782943 in words is "one hundred thirty-six billion, six hundred fifty-four million, seven hundred eighty-two thousand, nine hundred forty-three".