53019777058920 has 384 divisors, whose sum is σ = 202599688112640. Its totient is φ = 11772476743680.

The previous prime is 53019777058889. The next prime is 53019777058933. The reversal of 53019777058920 is 2985077791035.

53019777058920 is a `hidden beast` number, since 5 + 30 + 19 + 7 + 7 + 7 + 0 + 589 + 2 + 0 = 666.

It is a super-2 number, since 2×53019777058920² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

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, 22972357 + ... + 25174763.

It is an arithmetic number, because the mean of its divisors is an integer number (527603354460).

Almost surely, 2^{53019777058920} 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 53019777058920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101299844056320).

53019777058920 is an abundant number, since it is smaller than the sum of its proper divisors (149579911053720).

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

53019777058920 is a wasteful number, since it uses less digits than its factorization.

53019777058920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2202705 (or 2202698 counting only the distinct ones).

The product of its (nonzero) digits is 33339600, while the sum is 63.

The spelling of 53019777058920 in words is "fifty-three trillion, nineteen billion, seven hundred seventy-seven million, fifty-eight thousand, nine hundred twenty".