1316361510612 has 72 divisors (see below), whose sum is σ = 3644692669800. Its totient is φ = 398735597568.

The previous prime is 1316361510601. The next prime is 1316361510661. The reversal of 1316361510612 is 2160151636131.

1316361510612 is a `hidden beast` number, since 1 + 3 + 1 + 6 + 36 + 1 + 5 + 1 + 0 + 612 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 857116749636 + 459244760976 = 925806^2 + 677676^2 .

It is a super-2 number, since 2×1316361510612² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37067037 + ... + 37102532.

It is an arithmetic number, because the mean of its divisors is an integer number (50620731525).

Almost surely, 2^{1316361510612} is an apocalyptic number.

1316361510612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1316361510612 is an abundant number, since it is smaller than the sum of its proper divisors (2328331159188).

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

1316361510612 is a wasteful number, since it uses less digits than its factorization.

1316361510612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74169625 (or 74169620 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The spelling of 1316361510612 in words is "one trillion, three hundred sixteen billion, three hundred sixty-one million, five hundred ten thousand, six hundred twelve".