3556381167 has 8 divisors (see below), whose sum is σ = 5268712880. Its totient is φ = 2370920760.

The previous prime is 3556381159. The next prime is 3556381189. The reversal of 3556381167 is 7611836553.

3556381167 is a `hidden beast` number, since 3 + 5 + 5 + 638 + 1 + 1 + 6 + 7 = 666.

It is not a de Polignac number, because 3556381167 - 2³ = 3556381159 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 (3556383167) 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, 65858884 + ... + 65858937.

It is an arithmetic number, because the mean of its divisors is an integer number (658589110).

Almost surely, 2^3556381167 is an apocalyptic number.

3556381167 is a deficient number, since it is larger than the sum of its proper divisors (1712331713).

3556381167 is a wasteful number, since it uses less digits than its factorization.

3556381167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131717830 (or 131717824 counting only the distinct ones).

The product of its digits is 453600, while the sum is 45.

The square root of 3556381167 is about 59635.4019605804. The cubic root of 3556381167 is about 1526.4037837425.

The spelling of 3556381167 in words is "three billion, five hundred fifty-six million, three hundred eighty-one thousand, one hundred sixty-seven".