505000055572 has 12 divisors (see below), whose sum is σ = 883762196436. Its totient is φ = 252496570880.

The previous prime is 505000055537. The next prime is 505000055627. The reversal of 505000055572 is 275550000505.

It can be written as a sum of positive squares in 2 ways, for example, as 86838659856 + 418161395716 = 294684^2 + 646654^2 .

It is a super-2 number, since 2×505000055572² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

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, 520333 + ... + 1131700.

It is an arithmetic number, because the mean of its divisors is an integer number (73646849703).

Almost surely, 2^505000055572 is an apocalyptic number.

It is an amenable number.

505000055572 is a deficient number, since it is larger than the sum of its proper divisors (378762140864).

505000055572 is a wasteful number, since it uses less digits than its factorization.

505000055572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1728458 (or 1728456 counting only the distinct ones).

The product of its (nonzero) digits is 43750, while the sum is 34.

The spelling of 505000055572 in words is "five hundred five billion, fifty-five thousand, five hundred seventy-two".