1806729506036 has 24 divisors (see below), whose sum is σ = 3891417398400. Its totient is φ = 714750134112.

The previous prime is 1806729506017. The next prime is 1806729506069. The reversal of 1806729506036 is 6306059276081.

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, 2481770936 + ... + 2481771663.

It is an arithmetic number, because the mean of its divisors is an integer number (162142391600).

Almost surely, 2^{1806729506036} is an apocalyptic number.

It is an amenable number.

1806729506036 is an abundant number, since it is smaller than the sum of its proper divisors (2084687892364).

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

1806729506036 is a wasteful number, since it uses less digits than its factorization.

1806729506036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4963542623 (or 4963542621 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 53.

The spelling of 1806729506036 in words is "one trillion, eight hundred six billion, seven hundred twenty-nine million, five hundred six thousand, thirty-six".