53404798334720 has 72 divisors (see below), whose sum is σ = 146195635465824. Its totient is φ = 18310216568832.

The previous prime is 53404798334717. The next prime is 53404798334729. The reversal of 53404798334720 is 2743389740435.

It is a super-2 number, since 2×53404798334720² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 53404798334720.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53404798334729) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2980169519 + ... + 2980187438.

Almost surely, 2^{53404798334720} is an apocalyptic number.

It is an amenable number.

53404798334720 is an abundant number, since it is smaller than the sum of its proper divisors (92790837131104).

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

53404798334720 is an equidigital number, since it uses as much as digits as its factorization.

53404798334720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5960356985 (or 5960356971 counting only the distinct ones).

The product of its (nonzero) digits is 60963840, while the sum is 59.

The spelling of 53404798334720 in words is "fifty-three trillion, four hundred four billion, seven hundred ninety-eight million, three hundred thirty-four thousand, seven hundred twenty".