545522401253 has 8 divisors (see below), whose sum is σ = 558259112928. Its totient is φ = 532787968944.

The previous prime is 545522401189. The next prime is 545522401309. The reversal of 545522401253 is 352104225545.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 545522401253 - 2⁶ = 545522401189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545522403253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80750 + ... + 1047647.

It is an arithmetic number, because the mean of its divisors is an integer number (69782389116).

Almost surely, 2^545522401253 is an apocalyptic number.

It is an amenable number.

545522401253 is a deficient number, since it is larger than the sum of its proper divisors (12736711675).

545522401253 is a wasteful number, since it uses less digits than its factorization.

545522401253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1139683.

The product of its (nonzero) digits is 240000, while the sum is 38.

Adding to 545522401253 its reverse (352104225545), we get a palindrome (897626626798).

The spelling of 545522401253 in words is "five hundred forty-five billion, five hundred twenty-two million, four hundred one thousand, two hundred fifty-three".