53453431250650 has 24 divisors (see below), whose sum is σ = 99426383412444. Its totient is φ = 21380727062400.

The previous prime is 53453431250629. The next prime is 53453431250711. The reversal of 53453431250650 is 5605213435435.

It can be written as a sum of positive squares in 6 ways, for example, as 49652838111529 + 3800593139121 = 7046477^2 + 1949511^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 53453431250650.

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, 14461317 + ... + 17777416.

Almost surely, 2^{53453431250650} is an apocalyptic number.

53453431250650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

53453431250650 is a deficient number, since it is larger than the sum of its proper divisors (45972952161794).

53453431250650 is a wasteful number, since it uses less digits than its factorization.

53453431250650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32271906 (or 32271901 counting only the distinct ones).

The product of its (nonzero) digits is 3240000, while the sum is 46.

The spelling of 53453431250650 in words is "fifty-three trillion, four hundred fifty-three billion, four hundred thirty-one million, two hundred fifty thousand, six hundred fifty".