15066655505 has 16 divisors (see below), whose sum is σ = 20403748800. Its totient is φ = 10579719360.

The previous prime is 15066655489. The next prime is 15066655519. The reversal of 15066655505 is 50555666051.

It is not a de Polignac number, because 15066655505 - 2⁴ = 15066655489 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4721495 + ... + 4724684.

It is an arithmetic number, because the mean of its divisors is an integer number (1275234300).

Almost surely, 2^15066655505 is an apocalyptic number.

It is an amenable number.

15066655505 is a deficient number, since it is larger than the sum of its proper divisors (5337093295).

15066655505 is a wasteful number, since it uses less digits than its factorization.

15066655505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9446224.

The product of its (nonzero) digits is 675000, while the sum is 44.

The spelling of 15066655505 in words is "fifteen billion, sixty-six million, six hundred fifty-five thousand, five hundred five".