1301262195816 has 192 divisors, whose sum is σ = 4071628529280. Its totient is φ = 371050352640.

The previous prime is 1301262195797. The next prime is 1301262195851. The reversal of 1301262195816 is 6185912621031.

It is a happy number.

1301262195816 is a `hidden beast` number, since 1 + 3 + 0 + 1 + 2 + 62 + 1 + 9 + 581 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 116417620 + ... + 116428796.

It is an arithmetic number, because the mean of its divisors is an integer number (21206398590).

Almost surely, 2^{1301262195816} 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 1301262195816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2035814264640).

1301262195816 is an abundant number, since it is smaller than the sum of its proper divisors (2770366333464).

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

1301262195816 is a wasteful number, since it uses less digits than its factorization.

1301262195816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19864 (or 19857 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 45.

The spelling of 1301262195816 in words is "one trillion, three hundred one billion, two hundred sixty-two million, one hundred ninety-five thousand, eight hundred sixteen".