36169953856 has 21 divisors (see below), whose sum is σ = 71777771481. Its totient is φ = 18084216192.

The previous prime is 36169953821. The next prime is 36169953901. The reversal of 36169953856 is 65835996163.

The square root of 36169953856 is 190184.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 8619265600 + 27550688256 = 92840^2 + 165984^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 36169953794 and 36169953803.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1509586 + ... + 1533358.

Almost surely, 2^36169953856 is an apocalyptic number.

36169953856 is the 190184-th square number.

It is an amenable number.

36169953856 is a deficient number, since it is larger than the sum of its proper divisors (35607817625).

36169953856 is an frugal number, since it uses more digits than its factorization.

36169953856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47558 (or 23775 counting only the distinct ones).

The product of its digits is 31492800, while the sum is 61.

It can be divided in two parts, 36169 and 953856, that added together give a square (990025 = 995²).

The spelling of 36169953856 in words is "thirty-six billion, one hundred sixty-nine million, nine hundred fifty-three thousand, eight hundred fifty-six".