12042510501511 has 12 divisors (see below), whose sum is σ = 14008872536568. Its totient is φ = 10321976584752.

The previous prime is 12042510501487. The next prime is 12042510501529. The reversal of 12042510501511 is 11510501524021.

It is a de Polignac number, because none of the positive numbers 2^k-12042510501511 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12042510501511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12042510501311) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 870885 + ... + 4984321.

It is an arithmetic number, because the mean of its divisors is an integer number (1167406044714).

Almost surely, 2^{12042510501511} is an apocalyptic number.

12042510501511 is a deficient number, since it is larger than the sum of its proper divisors (1966362035057).

12042510501511 is an equidigital number, since it uses as much as digits as its factorization.

12042510501511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4173198 (or 4173191 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 28.

The spelling of 12042510501511 in words is "twelve trillion, forty-two billion, five hundred ten million, five hundred one thousand, five hundred eleven".