140344120445 has 16 divisors (see below), whose sum is σ = 177322927680. Its totient is φ = 106338384000.

The previous prime is 140344120429. The next prime is 140344120453. The reversal of 140344120445 is 544021443041.

It is not a de Polignac number, because 140344120445 - 2⁴ = 140344120429 is a prime.

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, 178370 + ... + 559020.

It is an arithmetic number, because the mean of its divisors is an integer number (11082682980).

Almost surely, 2^140344120445 is an apocalyptic number.

It is an amenable number.

140344120445 is a deficient number, since it is larger than the sum of its proper divisors (36978807235).

140344120445 is a wasteful number, since it uses less digits than its factorization.

140344120445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384556.

The product of its (nonzero) digits is 30720, while the sum is 32.

Adding to 140344120445 its reverse (544021443041), we get a palindrome (684365563486).

The spelling of 140344120445 in words is "one hundred forty billion, three hundred forty-four million, one hundred twenty thousand, four hundred forty-five".