1354253664444 has 24 divisors (see below), whose sum is σ = 3159946341888. Its totient is φ = 451414870320.

The previous prime is 1354253664427. The next prime is 1354253664473. The reversal of 1354253664444 is 4444663524531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2193109 + ... + 2741939.

It is an arithmetic number, because the mean of its divisors is an integer number (131664430912).

Almost surely, 2^{1354253664444} is an apocalyptic number.

It is an amenable number.

1354253664444 is an abundant number, since it is smaller than the sum of its proper divisors (1805692677444).

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

1354253664444 is a wasteful number, since it uses less digits than its factorization.

1354253664444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 754465 (or 754463 counting only the distinct ones).

The product of its digits is 16588800, while the sum is 51.

The spelling of 1354253664444 in words is "one trillion, three hundred fifty-four billion, two hundred fifty-three million, six hundred sixty-four thousand, four hundred forty-four".