53510023205540 has 36 divisors (see below), whose sum is σ = 123515284975068. Its totient is φ = 19458190255680.

The previous prime is 53510023205539. The next prime is 53510023205543. The reversal of 53510023205540 is 4550232001535.

It can be written as a sum of positive squares in 2 ways, for example, as 33437329380004 + 20072693825536 = 5782502^2 + 4480256^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 53510023205540.

It is not an unprimeable number, because it can be changed into a prime (53510023205543) 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, 11055787499 + ... + 11055792338.

Almost surely, 2^{53510023205540} is an apocalyptic number.

It is an amenable number.

53510023205540 is an abundant number, since it is smaller than the sum of its proper divisors (70005261769528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53510023205540 is a wasteful number, since it uses less digits than its factorization.

53510023205540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22111579868 (or 22111579855 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 35.

The spelling of 53510023205540 in words is "fifty-three trillion, five hundred ten billion, twenty-three million, two hundred five thousand, five hundred forty".