12966038898 has 16 divisors (see below), whose sum is σ = 25944103776. Its totient is φ = 4320008640.

The previous prime is 12966038893. The next prime is 12966038903. The reversal of 12966038898 is 89883066921.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12966038893) and next prime (12966038903).

12966038898 is a modest number, since divided by 38898 gives 12966 as remainder.

It is not an unprimeable number, because it can be changed into a prime (12966038893) 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, 487036 + ... + 512967.

It is an arithmetic number, because the mean of its divisors is an integer number (1621506486).

Almost surely, 2^12966038898 is an apocalyptic number.

12966038898 is an abundant number, since it is smaller than the sum of its proper divisors (12978064878).

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

12966038898 is a wasteful number, since it uses less digits than its factorization.

12966038898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1002169.

The product of its (nonzero) digits is 8957952, while the sum is 60.

The spelling of 12966038898 in words is "twelve billion, nine hundred sixty-six million, thirty-eight thousand, eight hundred ninety-eight".