52340450540 has 72 divisors (see below), whose sum is σ = 130833842832. Its totient is φ = 17527950720.

The previous prime is 52340450537. The next prime is 52340450551. The reversal of 52340450540 is 4505404325.

It is a junction number, because it is equal to n+sod(n) for n = 52340450497 and 52340450506.

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, 578891 + ... + 663170.

It is an arithmetic number, because the mean of its divisors is an integer number (1817136706).

Almost surely, 2^52340450540 is an apocalyptic number.

It is an amenable number.

52340450540 is an abundant number, since it is smaller than the sum of its proper divisors (78493392292).

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

52340450540 is a wasteful number, since it uses less digits than its factorization.

52340450540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1242127 (or 1242118 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 32.

Adding to 52340450540 its reverse (4505404325), we get a palindrome (56845854865).

The spelling of 52340450540 in words is "fifty-two billion, three hundred forty million, four hundred fifty thousand, five hundred forty".