53220234242340 has 72 divisors (see below), whose sum is σ = 176110593317568. Its totient is φ = 12901874967360.

The previous prime is 53220234242323. The next prime is 53220234242363. The reversal of 53220234242340 is 4324243202235.

53220234242340 is a `hidden beast` number, since 5 + 3 + 2 + 202 + 3 + 424 + 23 + 4 + 0 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 53220234242295 and 53220234242304.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13439451112 + ... + 13439455071.

It is an arithmetic number, because the mean of its divisors is an integer number (2445980462744).

Almost surely, 2^{53220234242340} is an apocalyptic number.

It is an amenable number.

53220234242340 is an abundant number, since it is smaller than the sum of its proper divisors (122890359075228).

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

53220234242340 is a wasteful number, since it uses less digits than its factorization.

53220234242340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26878906209 (or 26878906204 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 36.

Adding to 53220234242340 its reverse (4324243202235), we get a palindrome (57544477444575).

The spelling of 53220234242340 in words is "fifty-three trillion, two hundred twenty billion, two hundred thirty-four million, two hundred forty-two thousand, three hundred forty".