53246613420 has 1152 divisors, whose sum is σ = 228659558400. Its totient is φ = 9876142080.

The previous prime is 53246613401. The next prime is 53246613467. The reversal of 53246613420 is 2431664235.

53246613420 is a `hidden beast` number, since 5 + 32 + 4 + 6 + 613 + 4 + 2 + 0 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 326666259 + ... + 326666421.

It is an arithmetic number, because the mean of its divisors is an integer number (198489200).

Almost surely, 2^53246613420 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 53246613420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114329779200).

53246613420 is an abundant number, since it is smaller than the sum of its proper divisors (175412944980).

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

53246613420 is a wasteful number, since it uses less digits than its factorization.

53246613420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260 (or 241 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

It can be divided in two parts, 53246 and 613420, that added together give a palindrome (666666).

The spelling of 53246613420 in words is "fifty-three billion, two hundred forty-six million, six hundred thirteen thousand, four hundred twenty".