120190405836 has 12 divisors (see below), whose sum is σ = 280444280312. Its totient is φ = 40063468608.

The previous prime is 120190405817. The next prime is 120190405879. The reversal of 120190405836 is 638504091021.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 120190405794 and 120190405803.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5007933565 + ... + 5007933588.

Almost surely, 2^120190405836 is an apocalyptic number.

It is an amenable number.

120190405836 is an abundant number, since it is smaller than the sum of its proper divisors (160253874476).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120190405836 is a wasteful number, since it uses less digits than its factorization.

120190405836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10015867160 (or 10015867158 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 39.

Adding to 120190405836 its reverse (638504091021), we get a palindrome (758694496857).

The spelling of 120190405836 in words is "one hundred twenty billion, one hundred ninety million, four hundred five thousand, eight hundred thirty-six".