36213176449 has 2 divisors, whose sum is σ = 36213176450. Its totient is φ = 36213176448.

The previous prime is 36213176431. The next prime is 36213176471. The reversal of 36213176449 is 94467131263.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18314750224 + 17898426225 = 135332^2 + 133785^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36213176449 is a prime.

It is a super-2 number, since 2×36213176449² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 36213176399 and 36213176408.

It is not a weakly prime, because it can be changed into another prime (36213176429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18106588224 + 18106588225.

It is an arithmetic number, because the mean of its divisors is an integer number (18106588225).

Almost surely, 2^36213176449 is an apocalyptic number.

It is an amenable number.

36213176449 is a deficient number, since it is larger than the sum of its proper divisors (1).

36213176449 is an equidigital number, since it uses as much as digits as its factorization.

36213176449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 653184, while the sum is 46.

The spelling of 36213176449 in words is "thirty-six billion, two hundred thirteen million, one hundred seventy-six thousand, four hundred forty-nine".