3154638848 has 72 divisors (see below), whose sum is σ = 6412999320. Its totient is φ = 1551360000.

The previous prime is 3154638827. The next prime is 3154638887. The reversal of 3154638848 is 8488364513.

It is a super-2 number, since 2×3154638848² = 19903492522621534208, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3154638796 and 3154638805.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20891573 + ... + 20891723.

It is an arithmetic number, because the mean of its divisors is an integer number (89069435).

Almost surely, 2^3154638848 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3154638848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3206499660).

3154638848 is an abundant number, since it is smaller than the sum of its proper divisors (3258360472).

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

3154638848 is an equidigital number, since it uses as much as digits as its factorization.

3154638848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375 (or 254 counting only the distinct ones).

The product of its digits is 2211840, while the sum is 50.

The square root of 3154638848 is about 56166.1717406483. The cubic root of 3154638848 is about 1466.6164405206.

The spelling of 3154638848 in words is "three billion, one hundred fifty-four million, six hundred thirty-eight thousand, eight hundred forty-eight".