36778783867 has 16 divisors (see below), whose sum is σ = 42112810432. Its totient is φ = 31464806400.

The previous prime is 36778783859. The next prime is 36778783897. The reversal of 36778783867 is 76838787763.

It is a happy number.

36778783867 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 36778783867 - 2³ = 36778783859 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 36778783796 and 36778783805.

It is not an unprimeable number, because it can be changed into a prime (36778783897) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10902193 + ... + 10905565.

It is an arithmetic number, because the mean of its divisors is an integer number (2632050652).

Almost surely, 2^36778783867 is an apocalyptic number.

36778783867 is a deficient number, since it is larger than the sum of its proper divisors (5334026565).

36778783867 is a wasteful number, since it uses less digits than its factorization.

36778783867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5878.

The product of its digits is 398297088, while the sum is 70.

The spelling of 36778783867 in words is "thirty-six billion, seven hundred seventy-eight million, seven hundred eighty-three thousand, eight hundred sixty-seven".