12400463346 has 16 divisors (see below), whose sum is σ = 25471222464. Its totient is φ = 4021771824.

The previous prime is 12400463333. The next prime is 12400463393. The reversal of 12400463346 is 64336400421.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27928750 + ... + 27929193.

It is an arithmetic number, because the mean of its divisors is an integer number (1591951404).

Almost surely, 2^12400463346 is an apocalyptic number.

12400463346 is an abundant number, since it is smaller than the sum of its proper divisors (13070759118).

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

12400463346 is a wasteful number, since it uses less digits than its factorization.

12400463346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55857985.

The product of its (nonzero) digits is 41472, while the sum is 33.

Adding to 12400463346 its reverse (64336400421), we get a palindrome (76736863767).

The spelling of 12400463346 in words is "twelve billion, four hundred million, four hundred sixty-three thousand, three hundred forty-six".