3546112878 has 384 divisors, whose sum is σ = 10639319040. Its totient is φ = 855360000.

The previous prime is 3546112859. The next prime is 3546112879. The reversal of 3546112878 is 8782116453.

3546112878 is a `hidden beast` number, since 3 + 5 + 4 + 611 + 28 + 7 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3546112879) 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 191 ways as a sum of consecutive naturals, for example, 58132968 + ... + 58133028.

It is an arithmetic number, because the mean of its divisors is an integer number (27706560).

Almost surely, 2^3546112878 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3546112878, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5319659520).

3546112878 is an abundant number, since it is smaller than the sum of its proper divisors (7093206162).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3546112878 is a wasteful number, since it uses less digits than its factorization.

3546112878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173 (or 156 counting only the distinct ones).

The product of its digits is 322560, while the sum is 45.

The square root of 3546112878 is about 59549.2475015428. The cubic root of 3546112878 is about 1524.9333129309.

The spelling of 3546112878 in words is "three billion, five hundred forty-six million, one hundred twelve thousand, eight hundred seventy-eight".