4152526645 has 4 divisors (see below), whose sum is σ = 4983031980. Its totient is φ = 3322021312.

The previous prime is 4152526639. The next prime is 4152526673. The reversal of 4152526645 is 5466252514.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1640412004 + 2512114641 = 40502^2 + 50121^2 .

It is a cyclic number.

It is not a de Polignac number, because 4152526645 - 2²⁵ = 4118972213 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 4152526598 and 4152526607.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 415252660 + ... + 415252669.

It is an arithmetic number, because the mean of its divisors is an integer number (1245757995).

Almost surely, 2^4152526645 is an apocalyptic number.

It is an amenable number.

4152526645 is a deficient number, since it is larger than the sum of its proper divisors (830505335).

4152526645 is an equidigital number, since it uses as much as digits as its factorization.

4152526645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 830505334.

The product of its digits is 288000, while the sum is 40.

The square root of 4152526645 is about 64440.1012181080. The cubic root of 4152526645 is about 1607.3266392479.

The spelling of 4152526645 in words is "four billion, one hundred fifty-two million, five hundred twenty-six thousand, six hundred forty-five".