3801797511 has 8 divisors (see below), whose sum is σ = 5071592064. Its totient is φ = 2533267320.

The previous prime is 3801797507. The next prime is 3801797551. The reversal of 3801797511 is 1157971083.

It is a happy number.

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

It is not a de Polignac number, because 3801797511 - 2² = 3801797507 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3801797551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 309051 + ... + 321116.

It is an arithmetic number, because the mean of its divisors is an integer number (633949008).

Almost surely, 2^3801797511 is an apocalyptic number.

3801797511 is a deficient number, since it is larger than the sum of its proper divisors (1269794553).

3801797511 is a wasteful number, since it uses less digits than its factorization.

3801797511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632181.

The product of its (nonzero) digits is 52920, while the sum is 42.

The square root of 3801797511 is about 61658.7180453827. The cubic root of 3801797511 is about 1560.7367644907.

The spelling of 3801797511 in words is "three billion, eight hundred one million, seven hundred ninety-seven thousand, five hundred eleven".