55355526572 has 12 divisors (see below), whose sum is σ = 98098402080. Its totient is φ = 27327411696.

The previous prime is 55355526553. The next prime is 55355526593. The reversal of 55355526572 is 27562555355.

It is a self number, because there is not a number n which added to its sum of digits gives 55355526572.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87587543 + ... + 87588174.

It is an arithmetic number, because the mean of its divisors is an integer number (8174866840).

Almost surely, 2^55355526572 is an apocalyptic number.

It is an amenable number.

55355526572 is a deficient number, since it is larger than the sum of its proper divisors (42742875508).

55355526572 is a wasteful number, since it uses less digits than its factorization.

55355526572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175175800 (or 175175798 counting only the distinct ones).

The product of its digits is 7875000, while the sum is 50.

The spelling of 55355526572 in words is "fifty-five billion, three hundred fifty-five million, five hundred twenty-six thousand, five hundred seventy-two".