53662350523 has 4 divisors (see below), whose sum is σ = 53796172248. Its totient is φ = 53528528800.

The previous prime is 53662350509. The next prime is 53662350529. The reversal of 53662350523 is 32505326635.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53662350523 - 2²¹ = 53660253371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53662350529) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66910261 + ... + 66911062.

It is an arithmetic number, because the mean of its divisors is an integer number (13449043062).

Almost surely, 2^53662350523 is an apocalyptic number.

53662350523 is a deficient number, since it is larger than the sum of its proper divisors (133821725).

53662350523 is a wasteful number, since it uses less digits than its factorization.

53662350523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133821724.

The product of its (nonzero) digits is 486000, while the sum is 40.

The spelling of 53662350523 in words is "fifty-three billion, six hundred sixty-two million, three hundred fifty thousand, five hundred twenty-three".