538855022052 has 18 divisors (see below), whose sum is σ = 1362105750278. Its totient is φ = 179618340672.

The previous prime is 538855022047. The next prime is 538855022177. The reversal of 538855022052 is 250220558835.

It can be written as a sum of positive squares in only one way, i.e., 536386323456 + 2468698596 = 732384^2 + 49686^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×538855022052² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 538855021989 and 538855022007.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7484097493 + ... + 7484097564.

Almost surely, 2^538855022052 is an apocalyptic number.

It is an amenable number.

538855022052 is an abundant number, since it is smaller than the sum of its proper divisors (823250728226).

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

538855022052 is a wasteful number, since it uses less digits than its factorization.

538855022052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14968195067 (or 14968195062 counting only the distinct ones).

The product of its (nonzero) digits is 960000, while the sum is 45.

The spelling of 538855022052 in words is "five hundred thirty-eight billion, eight hundred fifty-five million, twenty-two thousand, fifty-two".