140220002256 has 40 divisors (see below), whose sum is σ = 362773328640. Its totient is φ = 46670539776.

The previous prime is 140220002243. The next prime is 140220002353. The reversal of 140220002256 is 652200022041.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2138016 + ... + 2202623.

It is an arithmetic number, because the mean of its divisors is an integer number (9069333216).

Almost surely, 2^140220002256 is an apocalyptic number.

140220002256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

140220002256 is an abundant number, since it is smaller than the sum of its proper divisors (222553326384).

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

140220002256 is a wasteful number, since it uses less digits than its factorization.

140220002256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4341323 (or 4341317 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 140220002256 its reverse (652200022041), we get a palindrome (792420024297).

The spelling of 140220002256 in words is "one hundred forty billion, two hundred twenty million, two thousand, two hundred fifty-six".