55501503030 has 24 divisors (see below), whose sum is σ = 144303908112. Its totient is φ = 14800400784.

The previous prime is 55501503007. The next prime is 55501503037. The reversal of 55501503030 is 3030510555.

55501503030 is a `hidden beast` number, since 5 + 550 + 1 + 50 + 30 + 30 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 55501502985 and 55501503003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55501503037) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 308341594 + ... + 308341773.

It is an arithmetic number, because the mean of its divisors is an integer number (6012662838).

Almost surely, 2^55501503030 is an apocalyptic number.

55501503030 is an abundant number, since it is smaller than the sum of its proper divisors (88802405082).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55501503030 is a wasteful number, since it uses less digits than its factorization.

55501503030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616683380 (or 616683377 counting only the distinct ones).

The product of its (nonzero) digits is 5625, while the sum is 27.

The spelling of 55501503030 in words is "fifty-five billion, five hundred one million, five hundred three thousand, thirty".