53240340532 has 12 divisors (see below), whose sum is σ = 94041349920. Its totient is φ = 26371383416.

The previous prime is 53240340523. The next prime is 53240340547. The reversal of 53240340532 is 23504304235.

It is a junction number, because it is equal to n+sod(n) for n = 53240340494 and 53240340503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62196232 + ... + 62197087.

It is an arithmetic number, because the mean of its divisors is an integer number (7836779160).

Almost surely, 2^53240340532 is an apocalyptic number.

It is an amenable number.

53240340532 is a deficient number, since it is larger than the sum of its proper divisors (40801009388).

53240340532 is a wasteful number, since it uses less digits than its factorization.

53240340532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124393430 (or 124393428 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 31.

Adding to 53240340532 its reverse (23504304235), we get a palindrome (76744644767).

The spelling of 53240340532 in words is "fifty-three billion, two hundred forty million, three hundred forty thousand, five hundred thirty-two".