53240355036 has 108 divisors (see below), whose sum is σ = 148858917480. Its totient is φ = 15911804160.

The previous prime is 53240355001. The next prime is 53240355061. The reversal of 53240355036 is 63055304235.

53240355036 is a `hidden beast` number, since 5 + 32 + 40 + 3 + 550 + 36 = 666.

It is a super-2 number, since 2×53240355036² (a number of 22 digits) contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2097670 + ... + 2122898.

It is an arithmetic number, because the mean of its divisors is an integer number (1378323310).

Almost surely, 2^53240355036 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 53240355036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74429458740).

53240355036 is an abundant number, since it is smaller than the sum of its proper divisors (95618562444).

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

53240355036 is a wasteful number, since it uses less digits than its factorization.

53240355036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25396 (or 25318 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 36.

The spelling of 53240355036 in words is "fifty-three billion, two hundred forty million, three hundred fifty-five thousand, thirty-six".