140628439224 has 128 divisors (see below), whose sum is σ = 480781056000. Its totient is φ = 37088813952.

The previous prime is 140628439207. The next prime is 140628439229. The reversal of 140628439224 is 422934826041.

140628439224 is a `hidden beast` number, since 14 + 0 + 628 + 4 + 3 + 9 + 2 + 2 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 140628439224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140628439229) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3557584 + ... + 3596895.

It is an arithmetic number, because the mean of its divisors is an integer number (3756102000).

Almost surely, 2^140628439224 is an apocalyptic number.

140628439224 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

140628439224 is an abundant number, since it is smaller than the sum of its proper divisors (340152616776).

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

140628439224 is a wasteful number, since it uses less digits than its factorization.

140628439224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7154514 (or 7154504 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 45.

The spelling of 140628439224 in words is "one hundred forty billion, six hundred twenty-eight million, four hundred thirty-nine thousand, two hundred twenty-four".