53405002001244 has 24 divisors (see below), whose sum is σ = 124617372651520. Its totient is φ = 17800852860144.

The previous prime is 53405002001237. The next prime is 53405002001257. The reversal of 53405002001244 is 44210020050435.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101535964 + ... + 102060579.

Almost surely, 2^{53405002001244} is an apocalyptic number.

It is an amenable number.

53405002001244 is an abundant number, since it is smaller than the sum of its proper divisors (71212370650276).

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

53405002001244 is a wasteful number, since it uses less digits than its factorization.

53405002001244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203618409 (or 203618407 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 53405002001244 its reverse (44210020050435), we get a palindrome (97615022051679).

The spelling of 53405002001244 in words is "fifty-three trillion, four hundred five billion, two million, one thousand, two hundred forty-four".