5953921543680 has 640 divisors, whose sum is σ = 22695117705216. Its totient is φ = 1314639052800.

The previous prime is 5953921543657. The next prime is 5953921543709. The reversal of 5953921543680 is 863451293595.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (640).

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (60).

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, 44454094 + ... + 44587826.

Almost surely, 2^{5953921543680} 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 5953921543680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11347558852608).

5953921543680 is an abundant number, since it is smaller than the sum of its proper divisors (16741196161536).

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

5953921543680 is a wasteful number, since it uses less digits than its factorization.

5953921543680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133818 (or 133802 counting only the distinct ones).

The product of its (nonzero) digits is 34992000, while the sum is 60.

The spelling of 5953921543680 in words is "five trillion, nine hundred fifty-three billion, nine hundred twenty-one million, five hundred forty-three thousand, six hundred eighty".