55952609388520 has 32 divisors (see below), whose sum is σ = 135577476596520. Its totient is φ = 20659425004800.

The previous prime is 55952609388503. The next prime is 55952609388541. The reversal of 55952609388520 is 2588390625955.

It can be written as a sum of positive squares in 4 ways, for example, as 48324992817924 + 7627616570596 = 6951618^2 + 2761814^2 .

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, 53800585431 + ... + 53800586470.

Almost surely, 2^{55952609388520} is an apocalyptic number.

It is an amenable number.

55952609388520 is an abundant number, since it is smaller than the sum of its proper divisors (79624867208000).

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

55952609388520 is a wasteful number, since it uses less digits than its factorization.

55952609388520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107601171925 (or 107601171921 counting only the distinct ones).

The product of its (nonzero) digits is 233280000, while the sum is 67.

The spelling of 55952609388520 in words is "fifty-five trillion, nine hundred fifty-two billion, six hundred nine million, three hundred eighty-eight thousand, five hundred twenty".