4973955755220 has 72 divisors (see below), whose sum is σ = 15975175553064. Its totient is φ = 1248365365248.

The previous prime is 4973955755191. The next prime is 4973955755287. The reversal of 4973955755220 is 225575593794.

4973955755220 is a `hidden beast` number, since 4 + 9 + 7 + 3 + 9 + 5 + 57 + 552 + 20 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 2025942302736 + 2948013452484 = 1423356^2 + 1716978^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 812734809 + ... + 812740928.

It is an arithmetic number, because the mean of its divisors is an integer number (221877438237).

Almost surely, 2^{4973955755220} is an apocalyptic number.

It is an amenable number.

4973955755220 is an abundant number, since it is smaller than the sum of its proper divisors (11001219797844).

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

4973955755220 is a wasteful number, since it uses less digits than its factorization.

4973955755220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1625475769 (or 1625475764 counting only the distinct ones).

The product of its (nonzero) digits is 119070000, while the sum is 63.

The spelling of 4973955755220 in words is "four trillion, nine hundred seventy-three billion, nine hundred fifty-five million, seven hundred fifty-five thousand, two hundred twenty".