140310422111440 has 80 divisors (see below), whose sum is σ = 389034611405568. Its totient is φ = 46014846501888.

The previous prime is 140310422111383. The next prime is 140310422111521. The reversal of 140310422111440 is 44111224013041.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 140310422111399 and 140310422111408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5446820277 + ... + 5446846036.

Almost surely, 2^{140310422111440} is an apocalyptic number.

140310422111440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140310422111440 is an abundant number, since it is smaller than the sum of its proper divisors (248724189294128).

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

140310422111440 is a wasteful number, since it uses less digits than its factorization.

140310422111440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10893666356 (or 10893666350 counting only the distinct ones).

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

Adding to 140310422111440 its reverse (44111224013041), we get a palindrome (184421646124481).

The spelling of 140310422111440 in words is "one hundred forty trillion, three hundred ten billion, four hundred twenty-two million, one hundred eleven thousand, four hundred forty".