52525451145 has 16 divisors (see below), whose sum is σ = 84113638272. Its totient is φ = 27989268480.

The previous prime is 52525451129. The next prime is 52525451161. The reversal of 52525451145 is 54115452525.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (52525451129) and next prime (52525451161).

It is not a de Polignac number, because 52525451145 - 2⁴ = 52525451129 is a prime.

It is a super-2 number, since 2×52525451145² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1501221 + ... + 1535810.

It is an arithmetic number, because the mean of its divisors is an integer number (5257102392).

Almost surely, 2^52525451145 is an apocalyptic number.

It is an amenable number.

52525451145 is a deficient number, since it is larger than the sum of its proper divisors (31588187127).

52525451145 is a wasteful number, since it uses less digits than its factorization.

52525451145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3038192.

The product of its digits is 200000, while the sum is 39.

The spelling of 52525451145 in words is "fifty-two billion, five hundred twenty-five million, four hundred fifty-one thousand, one hundred forty-five".