140240332415 has 4 divisors (see below), whose sum is σ = 168288398904. Its totient is φ = 112192265928.

The previous prime is 140240332387. The next prime is 140240332417. The reversal of 140240332415 is 514233042041.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 140240332415 - 2¹⁰ = 140240331391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140240332417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14024033237 + ... + 14024033246.

It is an arithmetic number, because the mean of its divisors is an integer number (42072099726).

Almost surely, 2^140240332415 is an apocalyptic number.

140240332415 is a deficient number, since it is larger than the sum of its proper divisors (28048066489).

140240332415 is an equidigital number, since it uses as much as digits as its factorization.

140240332415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28048066488.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 140240332415 its reverse (514233042041), we get a palindrome (654473374456).

The spelling of 140240332415 in words is "one hundred forty billion, two hundred forty million, three hundred thirty-two thousand, four hundred fifteen".