13764015276505 has 16 divisors (see below), whose sum is σ = 17816646564864. Its totient is φ = 10147450898880.

The previous prime is 13764015276493. The next prime is 13764015276547. The reversal of 13764015276505 is 50567251046731.

It is a de Polignac number, because none of the positive numbers 2^k-13764015276505 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 174387301 + ... + 174466210.

It is an arithmetic number, because the mean of its divisors is an integer number (1113540410304).

Almost surely, 2^{13764015276505} is an apocalyptic number.

It is an amenable number.

13764015276505 is a deficient number, since it is larger than the sum of its proper divisors (4052631288359).

13764015276505 is a wasteful number, since it uses less digits than its factorization.

13764015276505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348854136.

The product of its (nonzero) digits is 5292000, while the sum is 52.

The spelling of 13764015276505 in words is "thirteen trillion, seven hundred sixty-four billion, fifteen million, two hundred seventy-six thousand, five hundred five".