3855154347 has 12 divisors (see below), whose sum is σ = 6074788824. Its totient is φ = 2336457120.

The previous prime is 3855154343. The next prime is 3855154363. The reversal of 3855154347 is 7434515583.

It is a happy number.

3855154347 is a `hidden beast` number, since 3 + 8 + 551 + 54 + 3 + 47 = 666.

It is not a de Polignac number, because 3855154347 - 2² = 3855154343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3855154343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19470378 + ... + 19470575.

It is an arithmetic number, because the mean of its divisors is an integer number (506232402).

Almost surely, 2^3855154347 is an apocalyptic number.

3855154347 is a deficient number, since it is larger than the sum of its proper divisors (2219634477).

3855154347 is a wasteful number, since it uses less digits than its factorization.

3855154347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38940970 (or 38940967 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 45.

The square root of 3855154347 is about 62089.8892493778. The cubic root of 3855154347 is about 1568.0043269341.

The spelling of 3855154347 in words is "three billion, eight hundred fifty-five million, one hundred fifty-four thousand, three hundred forty-seven".