5261573409 has 8 divisors (see below), whose sum is σ = 7016782752. Its totient is φ = 3507039840.

The previous prime is 5261573399. The next prime is 5261573417. The reversal of 5261573409 is 9043751625.

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

It is not a de Polignac number, because 5261573409 - 2⁴ = 5261573393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5261573459) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 150487 + ... + 182124.

It is an arithmetic number, because the mean of its divisors is an integer number (877097844).

Almost surely, 2^5261573409 is an apocalyptic number.

It is an amenable number.

5261573409 is a deficient number, since it is larger than the sum of its proper divisors (1755209343).

5261573409 is a wasteful number, since it uses less digits than its factorization.

5261573409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337887.

The product of its (nonzero) digits is 226800, while the sum is 42.

The square root of 5261573409 is about 72536.7038746592. The cubic root of 5261573409 is about 1739.2895114209.

The spelling of 5261573409 in words is "five billion, two hundred sixty-one million, five hundred seventy-three thousand, four hundred nine".