1311423362490 has 64 divisors (see below), whose sum is σ = 3160333926144. Its totient is φ = 348278827008.

The previous prime is 1311423362489. The next prime is 1311423362507. The reversal of 1311423362490 is 942633241131.

It is a super-3 number, since 3×1311423362490³ (a number of 37 digits) contains 333 as substring.

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 31 ways as a sum of consecutive naturals, for example, 17305162 + ... + 17380778.

It is an arithmetic number, because the mean of its divisors is an integer number (49380217596).

Almost surely, 2^{1311423362490} is an apocalyptic number.

1311423362490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1311423362490 is an abundant number, since it is smaller than the sum of its proper divisors (1848910563654).

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

1311423362490 is a wasteful number, since it uses less digits than its factorization.

1311423362490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77991.

The product of its (nonzero) digits is 93312, while the sum is 39.

The spelling of 1311423362490 in words is "one trillion, three hundred eleven billion, four hundred twenty-three million, three hundred sixty-two thousand, four hundred ninety".