140043077728 has 12 divisors (see below), whose sum is σ = 275709809340. Its totient is φ = 70021538848.

The previous prime is 140043077711. The next prime is 140043077729. The reversal of 140043077728 is 827770340041.

It is a super-2 number, since 2×140043077728² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140043077729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2188173058 + ... + 2188173121.

It is an arithmetic number, because the mean of its divisors is an integer number (22975817445).

Almost surely, 2^140043077728 is an apocalyptic number.

It is an amenable number.

140043077728 is a deficient number, since it is larger than the sum of its proper divisors (135666731612).

140043077728 is an equidigital number, since it uses as much as digits as its factorization.

140043077728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4376346189 (or 4376346181 counting only the distinct ones).

The product of its (nonzero) digits is 263424, while the sum is 43.

The spelling of 140043077728 in words is "one hundred forty billion, forty-three million, seventy-seven thousand, seven hundred twenty-eight".