55028030025554 has 8 divisors (see below), whose sum is σ = 84555265649148. Its totient is φ = 26842941475840.

The previous prime is 55028030025541. The next prime is 55028030025557. The reversal of 55028030025554 is 45552003082055.

It can be written as a sum of positive squares in 2 ways, for example, as 34780234965529 + 20247795060025 = 5897477^2 + 4499755^2 .

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

It is not an unprimeable number, because it can be changed into a prime (55028030025557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 335536768367 + ... + 335536768530.

Almost surely, 2^{55028030025554} is an apocalyptic number.

55028030025554 is a deficient number, since it is larger than the sum of its proper divisors (29527235623594).

55028030025554 is a wasteful number, since it uses less digits than its factorization.

55028030025554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 671073536940.

The product of its (nonzero) digits is 1200000, while the sum is 44.

The spelling of 55028030025554 in words is "fifty-five trillion, twenty-eight billion, thirty million, twenty-five thousand, five hundred fifty-four".