55215353324524 has 12 divisors (see below), whose sum is σ = 96627010082400. Its totient is φ = 27607636158128.

The previous prime is 55215353324501. The next prime is 55215353324581. The reversal of 55215353324524 is 42542335351255.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6948004 + ... + 12597835.

It is an arithmetic number, because the mean of its divisors is an integer number (8052250840200).

Almost surely, 2^{55215353324524} is an apocalyptic number.

It is an amenable number.

55215353324524 is a deficient number, since it is larger than the sum of its proper divisors (41411656757876).

55215353324524 is a wasteful number, since it uses less digits than its factorization.

55215353324524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20252072 (or 20252070 counting only the distinct ones).

The product of its digits is 10800000, while the sum is 49.

Adding to 55215353324524 its reverse (42542335351255), we get a palindrome (97757688675779).

The spelling of 55215353324524 in words is "fifty-five trillion, two hundred fifteen billion, three hundred fifty-three million, three hundred twenty-four thousand, five hundred twenty-four".