53440355410 has 64 divisors (see below), whose sum is σ = 107368984800. Its totient is φ = 19022211072.

The previous prime is 53440355407. The next prime is 53440355417. The reversal of 53440355410 is 1455304435.

It can be written as a sum of positive squares in 16 ways, for example, as 21356022769 + 32084332641 = 146137^2 + 179121^2 .

It is not an unprimeable number, because it can be changed into a prime (53440355417) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 473326 + ... + 575254.

Almost surely, 2^53440355410 is an apocalyptic number.

53440355410 is an abundant number, since it is smaller than the sum of its proper divisors (53928629390).

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

53440355410 is a wasteful number, since it uses less digits than its factorization.

53440355410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102095.

The product of its (nonzero) digits is 72000, while the sum is 34.

Adding to 53440355410 its reverse (1455304435), we get a palindrome (54895659845).

The spelling of 53440355410 in words is "fifty-three billion, four hundred forty million, three hundred fifty-five thousand, four hundred ten".