3895569813 has 8 divisors (see below), whose sum is σ = 5282128800. Its totient is φ = 2553028688.

The previous prime is 3895569781. The next prime is 3895569863. The reversal of 3895569813 is 3189655983.

3895569813 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 3895569813 - 2⁵ = 3895569781 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3895569863) 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, 11004258 + ... + 11004611.

It is an arithmetic number, because the mean of its divisors is an integer number (660266100).

Almost surely, 2^3895569813 is an apocalyptic number.

It is an amenable number.

3895569813 is a deficient number, since it is larger than the sum of its proper divisors (1386558987).

3895569813 is a wasteful number, since it uses less digits than its factorization.

3895569813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22008931.

The product of its digits is 6998400, while the sum is 57.

The square root of 3895569813 is about 62414.5000220301. The cubic root of 3895569813 is about 1573.4646750640.

The spelling of 3895569813 in words is "three billion, eight hundred ninety-five million, five hundred sixty-nine thousand, eight hundred thirteen".