52540542366 has 32 divisors (see below), whose sum is σ = 114055323648. Its totient is φ = 16039023840.

The previous prime is 52540542349. The next prime is 52540542367. The reversal of 52540542366 is 66324504525.

It is a super-2 number, since 2×52540542366² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52540542367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2642050 + ... + 2661861.

It is an arithmetic number, because the mean of its divisors is an integer number (3564228864).

Almost surely, 2^52540542366 is an apocalyptic number.

52540542366 is an abundant number, since it is smaller than the sum of its proper divisors (61514781282).

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

52540542366 is a wasteful number, since it uses less digits than its factorization.

52540542366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5304056.

The product of its (nonzero) digits is 864000, while the sum is 42.

The spelling of 52540542366 in words is "fifty-two billion, five hundred forty million, five hundred forty-two thousand, three hundred sixty-six".