1355648223744 has 200 divisors, whose sum is σ = 4059302071968. Its totient is φ = 450425456640.

The previous prime is 1355648223701. The next prime is 1355648223757. The reversal of 1355648223744 is 4473228465531.

1355648223744 is a `hidden beast` number, since 1 + 3 + 5 + 564 + 8 + 2 + 2 + 3 + 74 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 12845239 + ... + 12950345.

Almost surely, 2^{1355648223744} 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 1355648223744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2029651035984).

1355648223744 is an abundant number, since it is smaller than the sum of its proper divisors (2703653848224).

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

1355648223744 is an equidigital number, since it uses as much as digits as its factorization.

1355648223744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105448 (or 105423 counting only the distinct ones).

The product of its digits is 19353600, while the sum is 54.

The spelling of 1355648223744 in words is "one trillion, three hundred fifty-five billion, six hundred forty-eight million, two hundred twenty-three thousand, seven hundred forty-four".