12451285203434 has 32 divisors (see below), whose sum is σ = 23288250439296. Its totient is φ = 4850581317120.

The previous prime is 12451285203403. The next prime is 12451285203437. The reversal of 12451285203434 is 43430258215421.

It is not an unprimeable number, because it can be changed into a prime (12451285203437) 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, 3420719 + ... + 6050114.

It is an arithmetic number, because the mean of its divisors is an integer number (727757826228).

Almost surely, 2^{12451285203434} is an apocalyptic number.

12451285203434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12451285203434 is a deficient number, since it is larger than the sum of its proper divisors (10836965235862).

12451285203434 is a wasteful number, since it uses less digits than its factorization.

12451285203434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9479390.

The product of its (nonzero) digits is 921600, while the sum is 44.

The spelling of 12451285203434 in words is "twelve trillion, four hundred fifty-one billion, two hundred eighty-five million, two hundred three thousand, four hundred thirty-four".