52140012430 has 32 divisors (see below), whose sum is σ = 103036186080. Its totient is φ = 18839233920.

The previous prime is 52140012371. The next prime is 52140012481. The reversal of 52140012430 is 3421004125.

52140012430 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1492285 + ... + 1526824.

It is an arithmetic number, because the mean of its divisors is an integer number (3219880815).

Almost surely, 2^52140012430 is an apocalyptic number.

52140012430 is a deficient number, since it is larger than the sum of its proper divisors (50896173650).

52140012430 is a wasteful number, since it uses less digits than its factorization.

52140012430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3019284.

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 52140012430 its reverse (3421004125), we get a palindrome (55561016555).

The spelling of 52140012430 in words is "fifty-two billion, one hundred forty million, twelve thousand, four hundred thirty".