202495290647056 has 75 divisors (see below), whose sum is σ = 431580087588765. Its totient is φ = 92040183312000.

The previous prime is 202495290647009. The next prime is 202495290647077. The reversal of 202495290647056 is 650746092594202.

The square root of 202495290647056 is 14230084.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 22493355056656 + 180001935590400 = 4742716^2 + 13416480^2 .

It is a super-2 number, since 2×202495290647056² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 202495290646985 and 202495290647003.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 6887345956 + ... + 6887375356.

Almost surely, 2^{202495290647056} is an apocalyptic number.

202495290647056 is the 14230084-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 202495290647056

202495290647056 is an abundant number, since it is smaller than the sum of its proper divisors (229084796941709).

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

202495290647056 is an frugal number, since it uses more digits than its factorization.

202495290647056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58854 (or 29414 counting only the distinct ones).

The product of its (nonzero) digits is 65318400, while the sum is 61.

The spelling of 202495290647056 in words is "two hundred two trillion, four hundred ninety-five billion, two hundred ninety million, six hundred forty-seven thousand, fifty-six".