52540524451 has 2 divisors, whose sum is σ = 52540524452. Its totient is φ = 52540524450.

The previous prime is 52540524431. The next prime is 52540524493. The reversal of 52540524451 is 15442504525.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52540524451 - 2⁹ = 52540523939 is a prime.

It is a super-2 number, since 2×52540524451² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 52540524451.

It is not a weakly prime, because it can be changed into another prime (52540524431) 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 as a sum of consecutive naturals, namely, 26270262225 + 26270262226.

It is an arithmetic number, because the mean of its divisors is an integer number (26270262226).

Almost surely, 2^52540524451 is an apocalyptic number.

52540524451 is a deficient number, since it is larger than the sum of its proper divisors (1).

52540524451 is an equidigital number, since it uses as much as digits as its factorization.

52540524451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 160000, while the sum is 37.

The spelling of 52540524451 in words is "fifty-two billion, five hundred forty million, five hundred twenty-four thousand, four hundred fifty-one".