53520353525 has 24 divisors (see below), whose sum is σ = 66765393408. Its totient is φ = 42558480000.

The previous prime is 53520353519. The next prime is 53520353561. The reversal of 53520353525 is 52535302535.

It is not a de Polignac number, because 53520353525 - 2⁶ = 53520353461 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 7306865 + ... + 7314185.

It is an arithmetic number, because the mean of its divisors is an integer number (2781891392).

Almost surely, 2^53520353525 is an apocalyptic number.

It is an amenable number.

53520353525 is a deficient number, since it is larger than the sum of its proper divisors (13245039883).

53520353525 is a wasteful number, since it uses less digits than its factorization.

53520353525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9053 (or 9048 counting only the distinct ones).

The product of its (nonzero) digits is 337500, while the sum is 38.

The spelling of 53520353525 in words is "fifty-three billion, five hundred twenty million, three hundred fifty-three thousand, five hundred twenty-five".