120636206534 has 16 divisors (see below), whose sum is σ = 188919711072. Its totient is φ = 57665686848.

The previous prime is 120636206503. The next prime is 120636206609. The reversal of 120636206534 is 435602636021.

It is a happy number.

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, 589439 + ... + 767274.

It is an arithmetic number, because the mean of its divisors is an integer number (11807481942).

Almost surely, 2^120636206534 is an apocalyptic number.

120636206534 is a deficient number, since it is larger than the sum of its proper divisors (68283504538).

120636206534 is a wasteful number, since it uses less digits than its factorization.

120636206534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1358671.

The product of its (nonzero) digits is 155520, while the sum is 38.

The spelling of 120636206534 in words is "one hundred twenty billion, six hundred thirty-six million, two hundred six thousand, five hundred thirty-four".