3119137920 has 384 divisors, whose sum is σ = 11342073600. Its totient is φ = 788766720.

The previous prime is 3119137871. The next prime is 3119137963. The reversal of 3119137920 is 297319113.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (384).

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

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 47 ways as a sum of consecutive naturals, for example, 11859709 + ... + 11859971.

It is an arithmetic number, because the mean of its divisors is an integer number (29536650).

Almost surely, 2^3119137920 is an apocalyptic number.

3119137920 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 3119137920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5671036800).

3119137920 is an abundant number, since it is smaller than the sum of its proper divisors (8222935680).

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

3119137920 is a wasteful number, since it uses less digits than its factorization.

3119137920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388 (or 373 counting only the distinct ones).

The product of its (nonzero) digits is 10206, while the sum is 36.

The square root of 3119137920 is about 55849.2427880629. The cubic root of 3119137920 is about 1461.0941195039.

The spelling of 3119137920 in words is "three billion, one hundred nineteen million, one hundred thirty-seven thousand, nine hundred twenty".