140115005506 has 64 divisors (see below), whose sum is σ = 261724089600. Its totient is φ = 54892180224.

The previous prime is 140115005479. The next prime is 140115005509. The reversal of 140115005506 is 605500511041.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (140115005509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14474340 + ... + 14484016.

It is an arithmetic number, because the mean of its divisors is an integer number (4089438900).

Almost surely, 2^140115005506 is an apocalyptic number.

140115005506 is a deficient number, since it is larger than the sum of its proper divisors (121609084094).

140115005506 is a wasteful number, since it uses less digits than its factorization.

140115005506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11611.

The product of its (nonzero) digits is 3000, while the sum is 28.

Adding to 140115005506 its reverse (605500511041), we get a palindrome (745615516547).

The spelling of 140115005506 in words is "one hundred forty billion, one hundred fifteen million, five thousand, five hundred six".