55330533236 has 24 divisors (see below), whose sum is σ = 107878490496. Its totient is φ = 24615129920.

The previous prime is 55330533227. The next prime is 55330533253. The reversal of 55330533236 is 63233503355.

It is a super-2 number, since 2×55330533236² (a number of 22 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 55330533236.

It is a congruent number.

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, 13375721 + ... + 13379856.

It is an arithmetic number, because the mean of its divisors is an integer number (4494937104).

Almost surely, 2^55330533236 is an apocalyptic number.

It is an amenable number.

55330533236 is a deficient number, since it is larger than the sum of its proper divisors (52547957260).

55330533236 is a wasteful number, since it uses less digits than its factorization.

55330533236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26755639 (or 26755637 counting only the distinct ones).

The product of its (nonzero) digits is 364500, while the sum is 38.

The spelling of 55330533236 in words is "fifty-five billion, three hundred thirty million, five hundred thirty-three thousand, two hundred thirty-six".