9652549821 has 8 divisors (see below), whose sum is σ = 12955299264. Its totient is φ = 6392416800.

The previous prime is 9652549789. The next prime is 9652549957. The reversal of 9652549821 is 1289452569.

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

It is not a de Polignac number, because 9652549821 - 2⁵ = 9652549789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9652549421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10653576 + ... + 10654481.

It is an arithmetic number, because the mean of its divisors is an integer number (1619412408).

Almost surely, 2^9652549821 is an apocalyptic number.

It is an amenable number.

9652549821 is a deficient number, since it is larger than the sum of its proper divisors (3302749443).

9652549821 is a wasteful number, since it uses less digits than its factorization.

9652549821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21308211.

The product of its digits is 1555200, while the sum is 51.

The square root of 9652549821 is about 98247.3909119219. The cubic root of 9652549821 is about 2129.1880365232.

The spelling of 9652549821 in words is "nine billion, six hundred fifty-two million, five hundred forty-nine thousand, eight hundred twenty-one".