10066055505 has 32 divisors (see below), whose sum is σ = 18494576640. Its totient is φ = 4623641280.

The previous prime is 10066055443. The next prime is 10066055507. The reversal of 10066055505 is 50555066001.

It is a de Polignac number, because none of the positive numbers 2^k-10066055505 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (10066055507) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1602297 + ... + 1608566.

It is an arithmetic number, because the mean of its divisors is an integer number (577955520).

Almost surely, 2^10066055505 is an apocalyptic number.

10066055505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10066055505 is a deficient number, since it is larger than the sum of its proper divisors (8428521135).

10066055505 is a wasteful number, since it uses less digits than its factorization.

10066055505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3210901.

The product of its (nonzero) digits is 22500, while the sum is 33.

The spelling of 10066055505 in words is "ten billion, sixty-six million, fifty-five thousand, five hundred five".