2205257435572 has 6 divisors (see below), whose sum is σ = 3859200512258. Its totient is φ = 1102628717784.

The previous prime is 2205257435569. The next prime is 2205257435593. The reversal of 2205257435572 is 2755347525022.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1630126311696 + 575131123876 = 1276764^2 + 758374^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275657179443 + ... + 275657179450.

Almost surely, 2^{2205257435572} is an apocalyptic number.

It is an amenable number.

2205257435572 is a deficient number, since it is larger than the sum of its proper divisors (1653943076686).

2205257435572 is a wasteful number, since it uses less digits than its factorization.

2205257435572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551314358897 (or 551314358895 counting only the distinct ones).

The product of its (nonzero) digits is 5880000, while the sum is 49.

The spelling of 2205257435572 in words is "two trillion, two hundred five billion, two hundred fifty-seven million, four hundred thirty-five thousand, five hundred seventy-two".