36778681041 has 16 divisors (see below), whose sum is σ = 50535128448. Its totient is φ = 23777840000.

The previous prime is 36778681039. The next prime is 36778681081. The reversal of 36778681041 is 14018687763.

It is a cyclic number.

It is not a de Polignac number, because 36778681041 - 2¹ = 36778681039 is a prime.

It is a super-2 number, since 2×36778681041² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (36778681081) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 874710 + ... + 915791.

It is an arithmetic number, because the mean of its divisors is an integer number (3158445528).

Almost surely, 2^36778681041 is an apocalyptic number.

It is an amenable number.

36778681041 is a deficient number, since it is larger than the sum of its proper divisors (13756447407).

36778681041 is a wasteful number, since it uses less digits than its factorization.

36778681041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1790712.

The product of its (nonzero) digits is 1354752, while the sum is 51.

The spelling of 36778681041 in words is "thirty-six billion, seven hundred seventy-eight million, six hundred eighty-one thousand, forty-one".