3802817855 has 8 divisors (see below), whose sum is σ = 4674683664. Its totient is φ = 2968052800.

The previous prime is 3802817849. The next prime is 3802817867. The reversal of 3802817855 is 5587182083.

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

It is not a de Polignac number, because 3802817855 - 2⁶ = 3802817791 is a prime.

It is a super-2 number, since 2×3802817855² = 28922847276613602050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9274961 + ... + 9275370.

It is an arithmetic number, because the mean of its divisors is an integer number (584335458).

Almost surely, 2^3802817855 is an apocalyptic number.

3802817855 is a deficient number, since it is larger than the sum of its proper divisors (871865809).

3802817855 is a wasteful number, since it uses less digits than its factorization.

3802817855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18550377.

The product of its (nonzero) digits is 537600, while the sum is 47.

The square root of 3802817855 is about 61666.9916162610. The cubic root of 3802817855 is about 1560.8763779186.

The spelling of 3802817855 in words is "three billion, eight hundred two million, eight hundred seventeen thousand, eight hundred fifty-five".