15051220606 has 32 divisors (see below), whose sum is σ = 24355054080. Its totient is φ = 6949988736.

The previous prime is 15051220601. The next prime is 15051220643. The reversal of 15051220606 is 60602215051.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15051220601) 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 15 ways as a sum of consecutive naturals, for example, 1122715 + ... + 1136041.

It is an arithmetic number, because the mean of its divisors is an integer number (761095440).

Almost surely, 2^15051220606 is an apocalyptic number.

15051220606 is a deficient number, since it is larger than the sum of its proper divisors (9303833474).

15051220606 is a wasteful number, since it uses less digits than its factorization.

15051220606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13968.

The product of its (nonzero) digits is 3600, while the sum is 28.

Adding to 15051220606 its reverse (60602215051), we get a palindrome (75653435657).

The spelling of 15051220606 in words is "fifteen billion, fifty-one million, two hundred twenty thousand, six hundred six".