55020236712 has 48 divisors (see below), whose sum is σ = 157209363360. Its totient is φ = 15719198976.

The previous prime is 55020236671. The next prime is 55020236743. The reversal of 55020236712 is 21763202055.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3031248 + ... + 3049344.

It is an arithmetic number, because the mean of its divisors is an integer number (3275195070).

Almost surely, 2^55020236712 is an apocalyptic number.

It is an amenable number.

55020236712 is an abundant number, since it is smaller than the sum of its proper divisors (102189126648).

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

55020236712 is an frugal number, since it uses more digits than its factorization.

55020236712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36210 (or 18109 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 33.

Adding to 55020236712 its reverse (21763202055), we get a palindrome (76783438767).

The spelling of 55020236712 in words is "fifty-five billion, twenty million, two hundred thirty-six thousand, seven hundred twelve".