15068013632 has 56 divisors (see below), whose sum is σ = 34816913856. Its totient is φ = 6335866368.

The previous prime is 15068013619. The next prime is 15068013647. The reversal of 15068013632 is 23631086051.

It is a tau number, because it is divible by the number of its divisors (56).

It is a junction number, because it is equal to n+sod(n) for n = 15068013592 and 15068013601.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 293558 + ... + 341045.

Almost surely, 2^15068013632 is an apocalyptic number.

It is an amenable number.

15068013632 is an abundant number, since it is smaller than the sum of its proper divisors (19748900224).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15068013632 is an equidigital number, since it uses as much as digits as its factorization.

15068013632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634675 (or 634665 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

Adding to 15068013632 its reverse (23631086051), we get a palindrome (38699099683).

The spelling of 15068013632 in words is "fifteen billion, sixty-eight million, thirteen thousand, six hundred thirty-two".