12351463474 has 16 divisors (see below), whose sum is σ = 21179253888. Its totient is φ = 5292155232.

The previous prime is 12351463459. The next prime is 12351463477. The reversal of 12351463474 is 47436415321.

It is a super-2 number, since 2×12351463474² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12351463477) 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, 51934 + ... + 165529.

It is an arithmetic number, because the mean of its divisors is an integer number (1323703368).

Almost surely, 2^12351463474 is an apocalyptic number.

12351463474 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12351463474 is a deficient number, since it is larger than the sum of its proper divisors (8827790414).

12351463474 is a wasteful number, since it uses less digits than its factorization.

12351463474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221529.

The product of its digits is 241920, while the sum is 40.

Adding to 12351463474 its reverse (47436415321), we get a palindrome (59787878795).

The spelling of 12351463474 in words is "twelve billion, three hundred fifty-one million, four hundred sixty-three thousand, four hundred seventy-four".