12072730487511 has 4 divisors (see below), whose sum is σ = 16096973983352. Its totient is φ = 8048486991672.

The previous prime is 12072730487501. The next prime is 12072730487563. The reversal of 12072730487511 is 11578403727021.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 12072730487511 - 2²² = 12072726293207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12072730487501) 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, 2012121747916 + ... + 2012121747921.

It is an arithmetic number, because the mean of its divisors is an integer number (4024243495838).

Almost surely, 2^{12072730487511} is an apocalyptic number.

12072730487511 is a deficient number, since it is larger than the sum of its proper divisors (4024243495841).

12072730487511 is an equidigital number, since it uses as much as digits as its factorization.

12072730487511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4024243495840.

The product of its (nonzero) digits is 658560, while the sum is 48.

The spelling of 12072730487511 in words is "twelve trillion, seventy-two billion, seven hundred thirty million, four hundred eighty-seven thousand, five hundred eleven".