36780406985 has 8 divisors (see below), whose sum is σ = 50441701056. Its totient is φ = 25220850480.

The previous prime is 36780406969. The next prime is 36780406991. The reversal of 36780406985 is 58960408763.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 36780406985 - 2⁴ = 36780406969 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 36780406985.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 525434351 + ... + 525434420.

It is an arithmetic number, because the mean of its divisors is an integer number (6305212632).

Almost surely, 2^36780406985 is an apocalyptic number.

36780406985 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

36780406985 is a deficient number, since it is larger than the sum of its proper divisors (13661294071).

36780406985 is a wasteful number, since it uses less digits than its factorization.

36780406985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1050868783.

The product of its (nonzero) digits is 8709120, while the sum is 56.

The spelling of 36780406985 in words is "thirty-six billion, seven hundred eighty million, four hundred six thousand, nine hundred eighty-five".