55321433554102 has 16 divisors (see below), whose sum is σ = 83721386962224. Its totient is φ = 27415392480000.

The previous prime is 55321433554081. The next prime is 55321433554133. The reversal of 55321433554102 is 20145533412355.

It is a super-2 number, since 2×55321433554102² (a number of 28 digits) contains 22 as substring.

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, 271876399 + ... + 272079802.

It is an arithmetic number, because the mean of its divisors is an integer number (5232586685139).

Almost surely, 2^{55321433554102} is an apocalyptic number.

55321433554102 is a deficient number, since it is larger than the sum of its proper divisors (28399953408122).

55321433554102 is a wasteful number, since it uses less digits than its factorization.

55321433554102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543956655.

The product of its (nonzero) digits is 1080000, while the sum is 43.

Adding to 55321433554102 its reverse (20145533412355), we get a palindrome (75466966966457).

The spelling of 55321433554102 in words is "fifty-five trillion, three hundred twenty-one billion, four hundred thirty-three million, five hundred fifty-four thousand, one hundred two".