140421402311140 has 12 divisors (see below), whose sum is σ = 294884944853436. Its totient is φ = 56168560924448.

The previous prime is 140421402311053. The next prime is 140421402311159. The reversal of 140421402311140 is 41113204124041.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 41433707357604 + 98987694953536 = 6436902^2 + 9949256^2 .

It is a junction number, because it is equal to n+sod(n) for n = 140421402311099 and 140421402311108.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3510535057759 + ... + 3510535057798.

It is an arithmetic number, because the mean of its divisors is an integer number (24573745404453).

Almost surely, 2^{140421402311140} is an apocalyptic number.

140421402311140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140421402311140 is an abundant number, since it is smaller than the sum of its proper divisors (154463542542296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140421402311140 is a wasteful number, since it uses less digits than its factorization.

140421402311140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7021070115566 (or 7021070115564 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

Adding to 140421402311140 its reverse (41113204124041), we get a palindrome (181534606435181).

The spelling of 140421402311140 in words is "one hundred forty trillion, four hundred twenty-one billion, four hundred two million, three hundred eleven thousand, one hundred forty".