55004001869050 has 24 divisors (see below), whose sum is σ = 110177246822076. Its totient is φ = 20309169920640.

The previous prime is 55004001869023. The next prime is 55004001869071. The reversal of 55004001869050 is 5096810040055.

It can be written as a sum of positive squares in 6 ways, for example, as 5467081036041 + 49536920833009 = 2338179^2 + 7038247^2 .

It is a super-2 number, since 2×55004001869050² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55004001868988 and 55004001869006.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42310770019 + ... + 42310771318.

Almost surely, 2^{55004001869050} is an apocalyptic number.

55004001869050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55004001869050 is an abundant number, since it is smaller than the sum of its proper divisors (55173244953026).

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

55004001869050 is a wasteful number, since it uses less digits than its factorization.

55004001869050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84621541362 (or 84621541357 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 43.

The spelling of 55004001869050 in words is "fifty-five trillion, four billion, one million, eight hundred sixty-nine thousand, fifty".