520452254025 has 36 divisors (see below), whose sum is σ = 1016932166640. Its totient is φ = 252340485600.

The previous prime is 520452254017. The next prime is 520452254053.

520452254025 is a `hidden beast` number, since 5 + 20 + 4 + 5 + 225 + 402 + 5 = 666.

520452254025 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 520452254025 - 2³ = 520452254017 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 105139395 + ... + 105144344.

It is an arithmetic number, because the mean of its divisors is an integer number (28248115740).

Almost surely, 2^520452254025 is an apocalyptic number.

520452254025 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

520452254025 is a deficient number, since it is larger than the sum of its proper divisors (496479912615).

520452254025 is a wasteful number, since it uses less digits than its factorization.

520452254025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210283766 (or 210283758 counting only the distinct ones).

The product of its (nonzero) digits is 160000, while the sum is 36.

It can be divided in two parts, 520452 and 254025, that added together give a palindrome (774477).

The spelling of 520452254025 in words is "five hundred twenty billion, four hundred fifty-two million, two hundred fifty-four thousand, twenty-five".