36784491745 has 8 divisors (see below), whose sum is σ = 44274749760. Its totient is φ = 29338686960.

The previous prime is 36784491719. The next prime is 36784491763. The reversal of 36784491745 is 54719448763.

It is a happy number.

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

It is not a de Polignac number, because 36784491745 - 2⁷ = 36784491617 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 36784491745.

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, 11111485 + ... + 11114794.

It is an arithmetic number, because the mean of its divisors is an integer number (5534343720).

Almost surely, 2^36784491745 is an apocalyptic number.

It is an amenable number.

36784491745 is a deficient number, since it is larger than the sum of its proper divisors (7490258015).

36784491745 is a wasteful number, since it uses less digits than its factorization.

36784491745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22226615.

The product of its digits is 20321280, while the sum is 58.

It can be divided in two parts, 36784 and 491745, that added together give a square (528529 = 727²).

The spelling of 36784491745 in words is "thirty-six billion, seven hundred eighty-four million, four hundred ninety-one thousand, seven hundred forty-five".