545332021425 has 24 divisors (see below), whose sum is σ = 1001795122080. Its totient is φ = 290843744400.

The previous prime is 545332021373. The next prime is 545332021439. The reversal of 545332021425 is 524120233545.

545332021425 is a `hidden beast` number, since 54 + 53 + 320 + 214 + 25 = 666.

545332021425 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 545332021425 - 2⁶ = 545332021361 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 545332021425.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 403948971 + ... + 403950320.

It is an arithmetic number, because the mean of its divisors is an integer number (41741463420).

Almost surely, 2^545332021425 is an apocalyptic number.

It is an amenable number.

545332021425 is a deficient number, since it is larger than the sum of its proper divisors (456463100655).

545332021425 is a wasteful number, since it uses less digits than its factorization.

545332021425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 807899310 (or 807899299 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

It can be divided in two parts, 5453320 and 21425, that added together give a palindrome (5474745).

The spelling of 545332021425 in words is "five hundred forty-five billion, three hundred thirty-two million, twenty-one thousand, four hundred twenty-five".