8526449042 has 8 divisors (see below), whose sum is σ = 13542007356. Its totient is φ = 4012446592.

The previous prime is 8526449039. The next prime is 8526449051. The reversal of 8526449042 is 2409446258.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 8279362081 + 247086961 = 90991^2 + 15719^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 8526448984 and 8526449002.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125388923 + ... + 125388990.

Almost surely, 2^8526449042 is an apocalyptic number.

8526449042 is a deficient number, since it is larger than the sum of its proper divisors (5015558314).

8526449042 is a wasteful number, since it uses less digits than its factorization.

8526449042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250777932.

The product of its (nonzero) digits is 552960, while the sum is 44.

The square root of 8526449042 is about 92338.7732320503. The cubic root of 8526449042 is about 2042.9421408938.

The spelling of 8526449042 in words is "eight billion, five hundred twenty-six million, four hundred forty-nine thousand, forty-two".