140135451445 has 16 divisors (see below), whose sum is σ = 191426136192. Its totient is φ = 97485530560.

The previous prime is 140135451431. The next prime is 140135451479. The reversal of 140135451445 is 544154531041.

It is not a de Polignac number, because 140135451445 - 2³¹ = 137987967797 is a prime.

It is a Duffinian number.

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, 55388242 + ... + 55390771.

It is an arithmetic number, because the mean of its divisors is an integer number (11964133512).

Almost surely, 2^140135451445 is an apocalyptic number.

It is an amenable number.

140135451445 is a deficient number, since it is larger than the sum of its proper divisors (51290684747).

140135451445 is a wasteful number, since it uses less digits than its factorization.

140135451445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110779052.

The product of its (nonzero) digits is 96000, while the sum is 37.

Adding to 140135451445 its reverse (544154531041), we get a palindrome (684289982486).

The spelling of 140135451445 in words is "one hundred forty billion, one hundred thirty-five million, four hundred fifty-one thousand, four hundred forty-five".