53019936304920 has 384 divisors, whose sum is σ = 186654429561600. Its totient is φ = 12974815872000.

The previous prime is 53019936304817. The next prime is 53019936304927. The reversal of 53019936304920 is 2940363991035.

53019936304920 is a `hidden beast` number, since 5 + 3 + 0 + 1 + 9 + 93 + 63 + 0 + 492 + 0 = 666.

It is a super-2 number, since 2×53019936304920² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53019936304927) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5404126815 + ... + 5404136625.

It is an arithmetic number, because the mean of its divisors is an integer number (486079243650).

Almost surely, 2^{53019936304920} 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 53019936304920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93327214780800).

53019936304920 is an abundant number, since it is smaller than the sum of its proper divisors (133634493256680).

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

53019936304920 is a wasteful number, since it uses less digits than its factorization.

53019936304920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16471 (or 16464 counting only the distinct ones).

The product of its (nonzero) digits is 4723920, while the sum is 54.

The spelling of 53019936304920 in words is "fifty-three trillion, nineteen billion, nine hundred thirty-six million, three hundred four thousand, nine hundred twenty".