36491349211249 has 3 divisors (see below), whose sum is σ = 36491355252057. Its totient is φ = 36491343170442.

The previous prime is 36491349211211. The next prime is 36491349211349. The reversal of 36491349211249 is 94211294319463.

It is a happy number.

The square root of 36491349211249 is 6040807.

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

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 36491349211249 - 2¹⁵ = 36491349178481 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 36491349211193 and 36491349211202.

It is not an unprimeable number, because it can be changed into a prime (36491349211349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 3020404 + ... + 9061210.

It is an arithmetic number, because the mean of its divisors is an integer number (12163785084019).

Almost surely, 2^{36491349211249} is an apocalyptic number.

36491349211249 is the 6040807-th square number.

36491349211249 is the 3020404-th centered octagonal number.

It is an amenable number.

36491349211249 is a deficient number, since it is larger than the sum of its proper divisors (6040808).

36491349211249 is an frugal number, since it uses more digits than its factorization.

36491349211249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12081614 (or 6040807 counting only the distinct ones).

The product of its digits is 10077696, while the sum is 58.

The spelling of 36491349211249 in words is "thirty-six trillion, four hundred ninety-one billion, three hundred forty-nine million, two hundred eleven thousand, two hundred forty-nine".