3148616520 has 384 divisors, whose sum is σ = 12231648000. Its totient is φ = 701761536.

The previous prime is 3148616503. The next prime is 3148616531. The reversal of 3148616520 is 256168413.

It is a happy number.

3148616520 is a `hidden beast` number, since 3 + 14 + 8 + 616 + 5 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5309344 + ... + 5309936.

It is an arithmetic number, because the mean of its divisors is an integer number (31853250).

Almost surely, 2^3148616520 is an apocalyptic number.

3148616520 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3148616520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6115824000).

3148616520 is an abundant number, since it is smaller than the sum of its proper divisors (9083031480).

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

3148616520 is a wasteful number, since it uses less digits than its factorization.

3148616520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674 (or 653 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 3148616520 is about 56112.5344285927. The cubic root of 3148616520 is about 1465.6825701007.

The spelling of 3148616520 in words is "three billion, one hundred forty-eight million, six hundred sixteen thousand, five hundred twenty".