115402435643 has 16 divisors (see below), whose sum is σ = 126718875360. Its totient is φ = 104225548800.

The previous prime is 115402435597. The next prime is 115402435661. The reversal of 115402435643 is 346534204511.

It is a cyclic number.

It is not a de Polignac number, because 115402435643 - 2¹⁴ = 115402419259 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 115402435597 and 115402435606.

It is not an unprimeable number, because it can be changed into a prime (115402435693) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1111571 + ... + 1210947.

It is an arithmetic number, because the mean of its divisors is an integer number (7919929710).

Almost surely, 2^115402435643 is an apocalyptic number.

115402435643 is a deficient number, since it is larger than the sum of its proper divisors (11316439717).

115402435643 is a wasteful number, since it uses less digits than its factorization.

115402435643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100078.

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 115402435643 in words is "one hundred fifteen billion, four hundred two million, four hundred thirty-five thousand, six hundred forty-three".