140055644752 has 40 divisors (see below), whose sum is σ = 281451251592. Its totient is φ = 67460544000.

The previous prime is 140055644749. The next prime is 140055644761. The reversal of 140055644752 is 257446550041.

It can be written as a sum of positive squares in 4 ways, for example, as 69525032976 + 70530611776 = 263676^2 + 265576^2 .

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 140055644699 and 140055644708.

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, 1111399 + ... + 1230982.

Almost surely, 2^140055644752 is an apocalyptic number.

It is an amenable number.

140055644752 is an abundant number, since it is smaller than the sum of its proper divisors (141395606840).

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

140055644752 is a wasteful number, since it uses less digits than its factorization.

140055644752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2342527 (or 2342521 counting only the distinct ones).

The product of its (nonzero) digits is 672000, while the sum is 43.

The spelling of 140055644752 in words is "one hundred forty billion, fifty-five million, six hundred forty-four thousand, seven hundred fifty-two".