140445470305 has 16 divisors (see below), whose sum is σ = 192618760320. Its totient is φ = 96301550592.

The previous prime is 140445470281. The next prime is 140445470309. The reversal of 140445470305 is 503074544041.

It is a cyclic number.

It is not a de Polignac number, because 140445470305 - 2²⁵ = 140411915873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140445470309) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 990081 + ... + 1123009.

It is an arithmetic number, because the mean of its divisors is an integer number (12038672520).

Almost surely, 2^140445470305 is an apocalyptic number.

It is an amenable number.

140445470305 is a deficient number, since it is larger than the sum of its proper divisors (52173290015).

140445470305 is a wasteful number, since it uses less digits than its factorization.

140445470305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163128.

The product of its (nonzero) digits is 134400, while the sum is 37.

The spelling of 140445470305 in words is "one hundred forty billion, four hundred forty-five million, four hundred seventy thousand, three hundred five".