3820641253 has 8 divisors (see below), whose sum is σ = 4488585696. Its totient is φ = 3206132400.

The previous prime is 3820641199. The next prime is 3820641257. The reversal of 3820641253 is 3521460283.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3820641253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3820641257) 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, 13358743 + ... + 13359028.

It is an arithmetic number, because the mean of its divisors is an integer number (561073212).

Almost surely, 2^3820641253 is an apocalyptic number.

It is an amenable number.

3820641253 is a deficient number, since it is larger than the sum of its proper divisors (667944443).

3820641253 is a wasteful number, since it uses less digits than its factorization.

3820641253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26717795.

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 3820641253 is about 61811.3359587058. The cubic root of 3820641253 is about 1563.3111312590.

The spelling of 3820641253 in words is "three billion, eight hundred twenty million, six hundred forty-one thousand, two hundred fifty-three".