12867046402 has 16 divisors (see below), whose sum is σ = 22231480320. Its totient is φ = 5471026848.

The previous prime is 12867046369. The next prime is 12867046417. The reversal of 12867046402 is 20464076821.

It is a happy number.

It is a super-2 number, since 2×12867046402² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3616627 + ... + 3620182.

It is an arithmetic number, because the mean of its divisors is an integer number (1389467520).

Almost surely, 2^12867046402 is an apocalyptic number.

12867046402 is a deficient number, since it is larger than the sum of its proper divisors (9364433918).

12867046402 is a wasteful number, since it uses less digits than its factorization.

12867046402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7236945.

The product of its (nonzero) digits is 129024, while the sum is 40.

The spelling of 12867046402 in words is "twelve billion, eight hundred sixty-seven million, forty-six thousand, four hundred two".