140434355545 has 16 divisors (see below), whose sum is σ = 183863312640. Its totient is φ = 102121868800.

The previous prime is 140434355533. The next prime is 140434355597. The reversal of 140434355545 is 545553434041.

It is not a de Polignac number, because 140434355545 - 2¹⁷ = 140434224473 is a prime.

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, 325200 + ... + 621790.

It is an arithmetic number, because the mean of its divisors is an integer number (11491457040).

Almost surely, 2^140434355545 is an apocalyptic number.

It is an amenable number.

140434355545 is a deficient number, since it is larger than the sum of its proper divisors (43428957095).

140434355545 is a wasteful number, since it uses less digits than its factorization.

140434355545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305216.

The product of its (nonzero) digits is 1440000, while the sum is 43.

Adding to 140434355545 its reverse (545553434041), we get a palindrome (685987789586).

The spelling of 140434355545 in words is "one hundred forty billion, four hundred thirty-four million, three hundred fifty-five thousand, five hundred forty-five".