3625876991 has 8 divisors (see below), whose sum is σ = 3990507984. Its totient is φ = 3267080320.

The previous prime is 3625876981. The next prime is 3625876997. The reversal of 3625876991 is 1996785263.

It is a happy number.

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 3625876991 - 2⁶ = 3625876927 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 (3625876997) 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, 1457276 + ... + 1459761.

It is an arithmetic number, because the mean of its divisors is an integer number (498813498).

Almost surely, 2^3625876991 is an apocalyptic number.

3625876991 is a deficient number, since it is larger than the sum of its proper divisors (364630993).

3625876991 is a wasteful number, since it uses less digits than its factorization.

3625876991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2917161.

The product of its digits is 4898880, while the sum is 56.

The square root of 3625876991 is about 60215.2554673647. The cubic root of 3625876991 is about 1536.2822830476.

The spelling of 3625876991 in words is "three billion, six hundred twenty-five million, eight hundred seventy-six thousand, nine hundred ninety-one".