1246916045888 has 14 divisors (see below), whose sum is σ = 2474349028686. Its totient is φ = 623458022912.

The previous prime is 1246916045867. The next prime is 1246916045911. The reversal of 1246916045888 is 8885406196421.

It can be written as a sum of positive squares in only one way, i.e., 700984213504 + 545931832384 = 837248^2 + 738872^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1246916045888.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9741531545 + ... + 9741531672.

Almost surely, 2^{1246916045888} is an apocalyptic number.

It is an amenable number.

1246916045888 is a deficient number, since it is larger than the sum of its proper divisors (1227432982798).

1246916045888 is an equidigital number, since it uses as much as digits as its factorization.

1246916045888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19483063229 (or 19483063219 counting only the distinct ones).

The product of its (nonzero) digits is 26542080, while the sum is 62.

The spelling of 1246916045888 in words is "one trillion, two hundred forty-six billion, nine hundred sixteen million, forty-five thousand, eight hundred eighty-eight".