1311422461350 has 48 divisors (see below), whose sum is σ = 3252573412752. Its totient is φ = 349686236160.

The previous prime is 1311422461337. The next prime is 1311422461361. The reversal of 1311422461350 is 531642241131.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1703454 + ... + 2350446.

It is an arithmetic number, because the mean of its divisors is an integer number (67761946099).

Almost surely, 2^{1311422461350} is an apocalyptic number.

1311422461350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1311422461350 is an abundant number, since it is smaller than the sum of its proper divisors (1941150951402).

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

1311422461350 is a wasteful number, since it uses less digits than its factorization.

1311422461350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660521 (or 660516 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The spelling of 1311422461350 in words is "one trillion, three hundred eleven billion, four hundred twenty-two million, four hundred sixty-one thousand, three hundred fifty".