3835154661 has 32 divisors (see below), whose sum is σ = 5835691008. Its totient is φ = 2219412480.

The previous prime is 3835154647. The next prime is 3835154681. The reversal of 3835154661 is 1664515383.

It is not a de Polignac number, because 3835154661 - 2⁵ = 3835154629 is a prime.

It is a super-2 number, since 2×3835154661² = 29416822547580049842, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3835154611) 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 31 ways as a sum of consecutive naturals, for example, 1461931 + ... + 1464551.

It is an arithmetic number, because the mean of its divisors is an integer number (182365344).

Almost surely, 2^3835154661 is an apocalyptic number.

It is an amenable number.

3835154661 is a deficient number, since it is larger than the sum of its proper divisors (2000536347).

3835154661 is a wasteful number, since it uses less digits than its factorization.

3835154661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4861.

The product of its digits is 259200, while the sum is 42.

The square root of 3835154661 is about 61928.6255377915. The cubic root of 3835154661 is about 1565.2881382451.

The spelling of 3835154661 in words is "three billion, eight hundred thirty-five million, one hundred fifty-four thousand, six hundred sixty-one".