1316440620630 has 96 divisors (see below), whose sum is σ = 3468300623424. Its totient is φ = 346400022528.

The previous prime is 1316440620623. The next prime is 1316440620637. The reversal of 1316440620630 is 360260446131.

1316440620630 is a `hidden beast` number, since 1 + 3 + 1 + 6 + 440 + 6 + 206 + 3 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (1316440620623) and next prime (1316440620637).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1316440620637) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2718279 + ... + 3165741.

It is an arithmetic number, because the mean of its divisors is an integer number (36128131494).

Almost surely, 2^{1316440620630} is an apocalyptic number.

1316440620630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1316440620630, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1734150311712).

1316440620630 is an abundant number, since it is smaller than the sum of its proper divisors (2151860002794).

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

1316440620630 is a wasteful number, since it uses less digits than its factorization.

1316440620630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447910 (or 447907 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The spelling of 1316440620630 in words is "one trillion, three hundred sixteen billion, four hundred forty million, six hundred twenty thousand, six hundred thirty".