15005204066 has 8 divisors (see below), whose sum is σ = 22508390700. Its totient is φ = 7502407168.

The previous prime is 15005204057. The next prime is 15005204131. The reversal of 15005204066 is 66040250051.

It can be written as a sum of positive squares in 2 ways, for example, as 7725531025 + 7279673041 = 87895^2 + 85321^2 .

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

It is a super-2 number, since 2×15005204066² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 34610 + ... + 176658.

Almost surely, 2^15005204066 is an apocalyptic number.

15005204066 is a deficient number, since it is larger than the sum of its proper divisors (7503186634).

15005204066 is a wasteful number, since it uses less digits than its factorization.

15005204066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194868.

The product of its (nonzero) digits is 7200, while the sum is 29.

The spelling of 15005204066 in words is "fifteen billion, five million, two hundred four thousand, sixty-six".