1312146505062 has 128 divisors (see below), whose sum is σ = 3038089420800. Its totient is φ = 419512439808.

The previous prime is 1312146505051. The next prime is 1312146505073. The reversal of 1312146505062 is 2605056412131.

1312146505062 is a `hidden beast` number, since 1 + 3 + 1 + 2 + 146 + 5 + 0 + 506 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (1312146505051) and next prime (1312146505073).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 25498963 + ... + 25550369.

It is an arithmetic number, because the mean of its divisors is an integer number (23735073600).

Almost surely, 2^{1312146505062} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1312146505062, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1519044710400).

1312146505062 is an abundant number, since it is smaller than the sum of its proper divisors (1725942915738).

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

1312146505062 is a wasteful number, since it uses less digits than its factorization.

1312146505062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51667 (or 51661 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 1312146505062 in words is "one trillion, three hundred twelve billion, one hundred forty-six million, five hundred five thousand, sixty-two".