55552805702628 has 48 divisors (see below), whose sum is σ = 139615039354560. Its totient is φ = 17090622866304.

The previous prime is 55552805702609. The next prime is 55552805702629. The reversal of 55552805702628 is 82620750825555.

It is a super-2 number, since 2×55552805702628² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55552805702629) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25492950 + ... + 27586157.

It is an arithmetic number, because the mean of its divisors is an integer number (2908646653220).

Almost surely, 2^{55552805702628} is an apocalyptic number.

It is an amenable number.

55552805702628 is an abundant number, since it is smaller than the sum of its proper divisors (84062233651932).

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

55552805702628 is a wasteful number, since it uses less digits than its factorization.

55552805702628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53085836 (or 53085834 counting only the distinct ones).

The product of its (nonzero) digits is 67200000, while the sum is 60.

The spelling of 55552805702628 in words is "fifty-five trillion, five hundred fifty-two billion, eight hundred five million, seven hundred two thousand, six hundred twenty-eight".