52420419648 has 224 divisors, whose sum is σ = 156131971200. Its totient is φ = 17245145088.

The previous prime is 52420419577. The next prime is 52420419671. The reversal of 52420419648 is 84691402425.

It is a happy number.

52420419648 is a `hidden beast` number, since 524 + 20 + 41 + 9 + 64 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 94111786 + ... + 94112342.

Almost surely, 2^52420419648 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 52420419648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78065985600).

52420419648 is an abundant number, since it is smaller than the sum of its proper divisors (103711551552).

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

52420419648 is a wasteful number, since it uses less digits than its factorization.

52420419648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1194 (or 1178 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The spelling of 52420419648 in words is "fifty-two billion, four hundred twenty million, four hundred nineteen thousand, six hundred forty-eight".