1343733813240 has 256 divisors, whose sum is σ = 5121527685120. Its totient is φ = 274367416320.

The previous prime is 1343733813217. The next prime is 1343733813299. The reversal of 1343733813240 is 423183373431.

It is a super-2 number, since 2×1343733813240² (a number of 25 digits) contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 1343733813192 and 1343733813201.

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, 1646199 + ... + 2323238.

It is an arithmetic number, because the mean of its divisors is an integer number (20005967520).

Almost surely, 2^{1343733813240} is an apocalyptic number.

1343733813240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1343733813240 is an abundant number, since it is smaller than the sum of its proper divisors (3777793871880).

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

1343733813240 is a wasteful number, since it uses less digits than its factorization.

1343733813240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3969502 (or 3969498 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 42.

The spelling of 1343733813240 in words is "one trillion, three hundred forty-three billion, seven hundred thirty-three million, eight hundred thirteen thousand, two hundred forty".