10001150005505 has 16 divisors (see below), whose sum is σ = 12523276667520. Its totient is φ = 7652994315648.

The previous prime is 10001150005477. The next prime is 10001150005531. The reversal of 10001150005505 is 50550005110001.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10001150005505 is a prime.

It is a super-2 number, since 2×10001150005505² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

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, 19546874 + ... + 20051996.

It is an arithmetic number, because the mean of its divisors is an integer number (782704791720).

Almost surely, 2^{10001150005505} is an apocalyptic number.

It is an amenable number.

10001150005505 is a deficient number, since it is larger than the sum of its proper divisors (2522126662015).

10001150005505 is a wasteful number, since it uses less digits than its factorization.

10001150005505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 677320.

The product of its (nonzero) digits is 625, while the sum is 23.

Adding to 10001150005505 its reverse (50550005110001), we get a palindrome (60551155115506).

The spelling of 10001150005505 in words is "ten trillion, one billion, one hundred fifty million, five thousand, five hundred five".