53205346505 has 96 divisors (see below), whose sum is σ = 75277382400. Its totient is φ = 35922382848.

The previous prime is 53205346489. The next prime is 53205346529. The reversal of 53205346505 is 50564350235.

It is not a de Polignac number, because 53205346505 - 2⁴ = 53205346489 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 68829299 + ... + 68830071.

It is an arithmetic number, because the mean of its divisors is an integer number (784139400).

Almost surely, 2^53205346505 is an apocalyptic number.

It is an amenable number.

53205346505 is a deficient number, since it is larger than the sum of its proper divisors (22072035895).

53205346505 is a wasteful number, since it uses less digits than its factorization.

53205346505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 963 (or 946 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 38.

The spelling of 53205346505 in words is "fifty-three billion, two hundred five million, three hundred forty-six thousand, five hundred five".