36779255666778 has 16 divisors (see below), whose sum is σ = 73579110231456. Its totient is φ = 12256318739280.

The previous prime is 36779255666761. The next prime is 36779255666809. The reversal of 36779255666778 is 87766655297763.

It is a self number, because there is not a number n which added to its sum of digits gives 36779255666778.

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, 858264201 + ... + 858307052.

It is an arithmetic number, because the mean of its divisors is an integer number (4598694389466).

Almost surely, 2^{36779255666778} is an apocalyptic number.

36779255666778 is an abundant number, since it is smaller than the sum of its proper divisors (36799854564678).

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

36779255666778 is a wasteful number, since it uses less digits than its factorization.

36779255666778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1716574829.

The product of its digits is 33606316800, while the sum is 84.

The spelling of 36779255666778 in words is "thirty-six trillion, seven hundred seventy-nine billion, two hundred fifty-five million, six hundred sixty-six thousand, seven hundred seventy-eight".