36447145505331 has 8 divisors (see below), whose sum is σ = 53014029825984. Its totient is φ = 22089179094120.

The previous prime is 36447145505291. The next prime is 36447145505339. The reversal of 36447145505331 is 13350554174463.

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

It is not a de Polignac number, because 36447145505331 - 2¹¹ = 36447145503283 is a prime.

It is a super-2 number, since 2×36447145505331² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (36447145505339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 552229477321 + ... + 552229477386.

It is an arithmetic number, because the mean of its divisors is an integer number (6626753728248).

Almost surely, 2^{36447145505331} is an apocalyptic number.

36447145505331 is a deficient number, since it is larger than the sum of its proper divisors (16566884320653).

36447145505331 is a wasteful number, since it uses less digits than its factorization.

36447145505331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1104458954721.

The product of its (nonzero) digits is 9072000, while the sum is 51.

Adding to 36447145505331 its reverse (13350554174463), we get a palindrome (49797699679794).

The spelling of 36447145505331 in words is "thirty-six trillion, four hundred forty-seven billion, one hundred forty-five million, five hundred five thousand, three hundred thirty-one".