325428260553 has 64 divisors (see below), whose sum is σ = 572716800000. Its totient is φ = 180405610560.

The previous prime is 325428260533. The next prime is 325428260557. The reversal of 325428260553 is 355062824523.

325428260553 is a `hidden beast` number, since 3 + 2 + 54 + 28 + 26 + 0 + 553 = 666.

It is not a de Polignac number, because 325428260553 - 2¹³ = 325428252361 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 325428260499 and 325428260508.

It is not an unprimeable number, because it can be changed into a prime (325428260557) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 830653 + ... + 1157946.

It is an arithmetic number, because the mean of its divisors is an integer number (8948700000).

Almost surely, 2^325428260553 is an apocalyptic number.

325428260553 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

325428260553 is a deficient number, since it is larger than the sum of its proper divisors (247288539447).

325428260553 is a wasteful number, since it uses less digits than its factorization.

325428260553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1988667 (or 1988661 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 45.

The spelling of 325428260553 in words is "three hundred twenty-five billion, four hundred twenty-eight million, two hundred sixty thousand, five hundred fifty-three".