52517652540 has 24 divisors (see below), whose sum is σ = 147049427280. Its totient is φ = 14004707328.

The previous prime is 52517652533. The next prime is 52517652547. The reversal of 52517652540 is 4525671525.

It is an interprime number because it is at equal distance from previous prime (52517652533) and next prime (52517652547).

It is a junction number, because it is equal to n+sod(n) for n = 52517652492 and 52517652501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52517652547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 437647045 + ... + 437647164.

It is an arithmetic number, because the mean of its divisors is an integer number (6127059470).

Almost surely, 2^52517652540 is an apocalyptic number.

It is an amenable number.

52517652540 is an abundant number, since it is smaller than the sum of its proper divisors (94531774740).

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

52517652540 is a wasteful number, since it uses less digits than its factorization.

52517652540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 875294221 (or 875294219 counting only the distinct ones).

The product of its (nonzero) digits is 420000, while the sum is 42.

The spelling of 52517652540 in words is "fifty-two billion, five hundred seventeen million, six hundred fifty-two thousand, five hundred forty".