15006636232645 has 8 divisors (see below), whose sum is σ = 18313183199520. Its totient is φ = 11801829172560.

The previous prime is 15006636232531. The next prime is 15006636232657. The reversal of 15006636232645 is 54623263660051.

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

It is not a de Polignac number, because 15006636232645 - 2¹³ = 15006636224453 is a prime.

It is a congruent number.

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, 25434976371 + ... + 25434976960.

It is an arithmetic number, because the mean of its divisors is an integer number (2289147899940).

Almost surely, 2^{15006636232645} is an apocalyptic number.

It is an amenable number.

15006636232645 is a deficient number, since it is larger than the sum of its proper divisors (3306546966875).

15006636232645 is an equidigital number, since it uses as much as digits as its factorization.

15006636232645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50869953395.

The product of its (nonzero) digits is 4665600, while the sum is 49.

Adding to 15006636232645 its reverse (54623263660051), we get a palindrome (69629899892696).

The spelling of 15006636232645 in words is "fifteen trillion, six billion, six hundred thirty-six million, two hundred thirty-two thousand, six hundred forty-five".