53524421523 has 12 divisors (see below), whose sum is σ = 81382161640. Its totient is φ = 33804897696.

The previous prime is 53524421501. The next prime is 53524421539. The reversal of 53524421523 is 32512442535.

It is not a de Polignac number, because 53524421523 - 2¹³ = 53524413331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53524421543) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 156503986 + ... + 156504327.

Almost surely, 2^53524421523 is an apocalyptic number.

53524421523 is a deficient number, since it is larger than the sum of its proper divisors (27857740117).

53524421523 is a wasteful number, since it uses less digits than its factorization.

53524421523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313008338 (or 313008335 counting only the distinct ones).

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

The spelling of 53524421523 in words is "fifty-three billion, five hundred twenty-four million, four hundred twenty-one thousand, five hundred twenty-three".