12573155767 has 4 divisors (see below), whose sum is σ = 12573428680. Its totient is φ = 12572882856.

The previous prime is 12573155711. The next prime is 12573155797. The reversal of 12573155767 is 76755137521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 76755137521 = 51479 ⋅1490999.

It is a cyclic number.

It is not a de Polignac number, because 12573155767 - 2¹⁵ = 12573122999 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12573155767.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12573155797) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48417 + ... + 165802.

It is an arithmetic number, because the mean of its divisors is an integer number (3143357170).

Almost surely, 2^12573155767 is an apocalyptic number.

12573155767 is a deficient number, since it is larger than the sum of its proper divisors (272913).

12573155767 is an equidigital number, since it uses as much as digits as its factorization.

12573155767 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272912.

The product of its digits is 1543500, while the sum is 49.

The spelling of 12573155767 in words is "twelve billion, five hundred seventy-three million, one hundred fifty-five thousand, seven hundred sixty-seven".