140305020015 has 32 divisors (see below), whose sum is σ = 224960924160. Its totient is φ = 74671853184.

The previous prime is 140305020013. The next prime is 140305020017. The reversal of 140305020015 is 510020503041.

140305020015 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (140305020013) and next prime (140305020017).

It is not a de Polignac number, because 140305020015 - 2¹ = 140305020013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 140305019973 and 140305020000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140305020013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25802877 + ... + 25808313.

It is an arithmetic number, because the mean of its divisors is an integer number (7030028880).

Almost surely, 2^140305020015 is an apocalyptic number.

140305020015 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

140305020015 is a deficient number, since it is larger than the sum of its proper divisors (84655904145).

140305020015 is a wasteful number, since it uses less digits than its factorization.

140305020015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8751.

The product of its (nonzero) digits is 600, while the sum is 21.

Adding to 140305020015 its reverse (510020503041), we get a palindrome (650325523056).

The spelling of 140305020015 in words is "one hundred forty billion, three hundred five million, twenty thousand, fifteen".