55500005030 has 16 divisors (see below), whose sum is σ = 100219184064. Its totient is φ = 22129074240.

The previous prime is 55500005003. The next prime is 55500005047. The reversal of 55500005030 is 3050000555.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 55500004987 and 55500005005.

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, 8862686 + ... + 8868945.

It is an arithmetic number, because the mean of its divisors is an integer number (6263699004).

Almost surely, 2^55500005030 is an apocalyptic number.

55500005030 is a deficient number, since it is larger than the sum of its proper divisors (44719179034).

55500005030 is a wasteful number, since it uses less digits than its factorization.

55500005030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17731951.

The product of its (nonzero) digits is 1875, while the sum is 23.

Adding to 55500005030 its reverse (3050000555), we get a palindrome (58550005585).

The spelling of 55500005030 in words is "fifty-five billion, five hundred million, five thousand, thirty".