53154000552240 has 800 divisors, whose sum is σ = 217488558127104. Its totient is φ = 11777400207360.

The previous prime is 53154000552199. The next prime is 53154000552259. The reversal of 53154000552240 is 4225500045135.

53154000552240 is a `hidden beast` number, since 5 + 3 + 1 + 5 + 400 + 0 + 5 + 5 + 2 + 240 = 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 = 53154000552195 and 53154000552204.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 454766287 + ... + 454883153.

Almost surely, 2^{53154000552240} 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 53154000552240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108744279063552).

53154000552240 is an abundant number, since it is smaller than the sum of its proper divisors (164334557574864).

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

53154000552240 is a wasteful number, since it uses less digits than its factorization.

53154000552240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117207 (or 117192 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

Adding to 53154000552240 its reverse (4225500045135), we get a palindrome (57379500597375).

The spelling of 53154000552240 in words is "fifty-three trillion, one hundred fifty-four billion, five hundred fifty-two thousand, two hundred forty".