12134511451512 has 80 divisors (see below), whose sum is σ = 35776702902600. Its totient is φ = 3831950980800.

The previous prime is 12134511451487. The next prime is 12134511451577. The reversal of 12134511451512 is 21515411543121.

It is a happy number.

12134511451512 is a `hidden beast` number, since 1 + 2 + 1 + 34 + 51 + 14 + 51 + 512 = 666.

12134511451512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12134511451512² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 492779739 + ... + 492804362.

Almost surely, 2^{12134511451512} is an apocalyptic number.

12134511451512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12134511451512 is an abundant number, since it is smaller than the sum of its proper divisors (23642191451088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12134511451512 is a wasteful number, since it uses less digits than its factorization.

12134511451512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985584138 (or 985584125 counting only the distinct ones).

The product of its digits is 24000, while the sum is 36.

Adding to 12134511451512 its reverse (21515411543121), we get a palindrome (33649922994633).

The spelling of 12134511451512 in words is "twelve trillion, one hundred thirty-four billion, five hundred eleven million, four hundred fifty-one thousand, five hundred twelve".