140051021424 has 80 divisors (see below), whose sum is σ = 367843123200. Its totient is φ = 45904193280.

The previous prime is 140051021401. The next prime is 140051021503. The reversal of 140051021424 is 424120150041.

140051021424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×140051021424² (a number of 23 digits) contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 140051021394 and 140051021403.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 14046489 + ... + 14056455.

It is an arithmetic number, because the mean of its divisors is an integer number (4598039040).

Almost surely, 2^140051021424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140051021424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183921561600).

140051021424 is an abundant number, since it is smaller than the sum of its proper divisors (227792101776).

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

140051021424 is a wasteful number, since it uses less digits than its factorization.

140051021424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14838 (or 14832 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 24.

Adding to 140051021424 its reverse (424120150041), we get a palindrome (564171171465).

The spelling of 140051021424 in words is "one hundred forty billion, fifty-one million, twenty-one thousand, four hundred twenty-four".