12015400230527 has 8 divisors (see below), whose sum is σ = 12340533514176. Its totient is φ = 11690287617312.

The previous prime is 12015400230511. The next prime is 12015400230551. The reversal of 12015400230527 is 72503200451021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12015400230527 - 2⁴ = 12015400230511 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12015400230493 and 12015400230502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12015400230227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3985703 + ... + 6317960.

It is an arithmetic number, because the mean of its divisors is an integer number (1542566689272).

Almost surely, 2^{12015400230527} is an apocalyptic number.

12015400230527 is a deficient number, since it is larger than the sum of its proper divisors (325133283649).

12015400230527 is a wasteful number, since it uses less digits than its factorization.

12015400230527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10335217.

The product of its (nonzero) digits is 16800, while the sum is 32.

Adding to 12015400230527 its reverse (72503200451021), we get a palindrome (84518600681548).

The spelling of 12015400230527 in words is "twelve trillion, fifteen billion, four hundred million, two hundred thirty thousand, five hundred twenty-seven".