1312699315200 has 2112 divisors, whose sum is σ = 5654816735232. Its totient is φ = 261174067200.

The previous prime is 1312699315189. The next prime is 1312699315201. The reversal of 1312699315200 is 25139962131.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312699315201) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 15815654359 + ... + 15815654441.

Almost surely, 2^{1312699315200} is an apocalyptic number.

1312699315200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1312699315200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2827408367616).

1312699315200 is an abundant number, since it is smaller than the sum of its proper divisors (4342117420032).

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

1312699315200 is a wasteful number, since it uses less digits than its factorization.

1312699315200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240 (or 217 counting only the distinct ones).

The product of its (nonzero) digits is 87480, while the sum is 42.

The spelling of 1312699315200 in words is "one trillion, three hundred twelve billion, six hundred ninety-nine million, three hundred fifteen thousand, two hundred".