53553542505 has 16 divisors (see below), whose sum is σ = 85871548224. Its totient is φ = 28499929280.

The previous prime is 53553542407. The next prime is 53553542509. The reversal of 53553542505 is 50524535535.

It is a happy number.

It is not a de Polignac number, because 53553542505 - 2¹⁴ = 53553526121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53553542509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3865359 + ... + 3879188.

It is an arithmetic number, because the mean of its divisors is an integer number (5366971764).

Almost surely, 2^53553542505 is an apocalyptic number.

It is an amenable number.

53553542505 is a deficient number, since it is larger than the sum of its proper divisors (32318005719).

53553542505 is a wasteful number, since it uses less digits than its factorization.

53553542505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7745016.

The product of its (nonzero) digits is 1125000, while the sum is 42.

The spelling of 53553542505 in words is "fifty-three billion, five hundred fifty-three million, five hundred forty-two thousand, five hundred five".