1246643630316 has 192 divisors, whose sum is σ = 3751531929600. Its totient is φ = 350620446528.

The previous prime is 1246643630311. The next prime is 1246643630321. The reversal of 1246643630316 is 6130363466421.

1246643630316 is a `hidden beast` number, since 1 + 2 + 4 + 6 + 6 + 4 + 3 + 630 + 3 + 1 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (1246643630311) and next prime (1246643630321).

It is not an unprimeable number, because it can be changed into a prime (1246643630311) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 78958575 + ... + 78974361.

It is an arithmetic number, because the mean of its divisors is an integer number (19539228800).

Almost surely, 2^{1246643630316} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1246643630316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1875765964800).

1246643630316 is an abundant number, since it is smaller than the sum of its proper divisors (2504888299284).

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

1246643630316 is a wasteful number, since it uses less digits than its factorization.

1246643630316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17433 (or 17425 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 45.

The spelling of 1246643630316 in words is "one trillion, two hundred forty-six billion, six hundred forty-three million, six hundred thirty thousand, three hundred sixteen".