140455250445 has 32 divisors (see below), whose sum is σ = 229968720000. Its totient is φ = 73175042304.

The previous prime is 140455250387. The next prime is 140455250449. The reversal of 140455250445 is 544052554041.

It is not a de Polignac number, because 140455250445 - 2¹⁰ = 140455249421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140455250449) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 203695 + ... + 567804.

It is an arithmetic number, because the mean of its divisors is an integer number (7186522500).

Almost surely, 2^140455250445 is an apocalyptic number.

140455250445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140455250445 is a deficient number, since it is larger than the sum of its proper divisors (89513469555).

140455250445 is a wasteful number, since it uses less digits than its factorization.

140455250445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 771789.

The product of its (nonzero) digits is 320000, while the sum is 39.

The spelling of 140455250445 in words is "one hundred forty billion, four hundred fifty-five million, two hundred fifty thousand, four hundred forty-five".