55500055550530 has 8 divisors (see below), whose sum is σ = 99900099990972. Its totient is φ = 22200022220208.

The previous prime is 55500055550519. The next prime is 55500055550581. The reversal of 55500055550530 is 3505555000555.

It can be written as a sum of positive squares in 2 ways, for example, as 45544560266241 + 9955495284289 = 6748671^2 + 3155233^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×55500055550530² (a number of 28 digits) contains 22 as substring.

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, 2775002777517 + ... + 2775002777536.

Almost surely, 2^{55500055550530} is an apocalyptic number.

55500055550530 is a deficient number, since it is larger than the sum of its proper divisors (44400044440442).

55500055550530 is a wasteful number, since it uses less digits than its factorization.

55500055550530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5550005555060.

The product of its (nonzero) digits is 1171875, while the sum is 43.

The spelling of 55500055550530 in words is "fifty-five trillion, five hundred billion, fifty-five million, five hundred fifty thousand, five hundred thirty".