5119450801920 has 1440 divisors, whose sum is σ = 22857557450112. Its totient is φ = 1065207988224.

The previous prime is 5119450801901. The next prime is 5119450801939. The reversal of 5119450801920 is 291080549115.

5119450801920 is a `hidden beast` number, since 5 + 1 + 1 + 9 + 450 + 8 + 0 + 192 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (5119450801901) and next prime (5119450801939).

It is a tau number, because it is divible by the number of its divisors (1440).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 688742524 + ... + 688749956.

Almost surely, 2^{5119450801920} 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 5119450801920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11428778725056).

5119450801920 is an abundant number, since it is smaller than the sum of its proper divisors (17738106648192).

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

5119450801920 is a wasteful number, since it uses less digits than its factorization.

5119450801920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7559 (or 7536 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 45.

The spelling of 5119450801920 in words is "five trillion, one hundred nineteen billion, four hundred fifty million, eight hundred one thousand, nine hundred twenty".