12340827455 has 16 divisors (see below), whose sum is σ = 16157988000. Its totient is φ = 8973634560.

The previous prime is 12340827451. The next prime is 12340827469. The reversal of 12340827455 is 55472804321.

It is not a de Polignac number, because 12340827455 - 2² = 12340827451 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12340827451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 390071 + ... + 420519.

It is an arithmetic number, because the mean of its divisors is an integer number (1009874250).

Almost surely, 2^12340827455 is an apocalyptic number.

12340827455 is a deficient number, since it is larger than the sum of its proper divisors (3817160545).

12340827455 is a wasteful number, since it uses less digits than its factorization.

12340827455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37834.

The product of its (nonzero) digits is 268800, while the sum is 41.

The spelling of 12340827455 in words is "twelve billion, three hundred forty million, eight hundred twenty-seven thousand, four hundred fifty-five".