140215242534 has 16 divisors (see below), whose sum is σ = 280445138688. Its totient is φ = 46735971912.

The previous prime is 140215242521. The next prime is 140215242617. The reversal of 140215242534 is 435242512041.

140215242534 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 140215242495 and 140215242504.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 484162 + ... + 717525.

It is an arithmetic number, because the mean of its divisors is an integer number (17527821168).

Almost surely, 2^140215242534 is an apocalyptic number.

140215242534 is an abundant number, since it is smaller than the sum of its proper divisors (140229896154).

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

140215242534 is a wasteful number, since it uses less digits than its factorization.

140215242534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1221139.

The product of its (nonzero) digits is 38400, while the sum is 33.

Adding to 140215242534 its reverse (435242512041), we get a palindrome (575457754575).

The spelling of 140215242534 in words is "one hundred forty billion, two hundred fifteen million, two hundred forty-two thousand, five hundred thirty-four".