140448431013 has 64 divisors (see below), whose sum is σ = 210830376960. Its totient is φ = 82449259200.

The previous prime is 140448430981. The next prime is 140448431047. The reversal of 140448431013 is 310134844041.

140448431013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 140448431013 - 2⁵ = 140448430981 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140448431083) 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 63 ways as a sum of consecutive naturals, for example, 32882068 + ... + 32886338.

It is an arithmetic number, because the mean of its divisors is an integer number (3294224640).

Almost surely, 2^140448431013 is an apocalyptic number.

It is an amenable number.

140448431013 is a deficient number, since it is larger than the sum of its proper divisors (70381945947).

140448431013 is a wasteful number, since it uses less digits than its factorization.

140448431013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4598.

The product of its (nonzero) digits is 18432, while the sum is 33.

The spelling of 140448431013 in words is "one hundred forty billion, four hundred forty-eight million, four hundred thirty-one thousand, thirteen".