140043666001552 has 40 divisors (see below), whose sum is σ = 285987024554040. Its totient is φ = 66331677834240.

The previous prime is 140043666001537. The next prime is 140043666001597. The reversal of 140043666001552 is 255100666340041.

140043666001552 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 3702453278976 + 136341212722576 = 1924176^2 + 11676524^2 .

It is a super-2 number, since 2×140043666001552² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 140043666001499 and 140043666001508.

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, 2847317349 + ... + 2847366532.

It is an arithmetic number, because the mean of its divisors is an integer number (7149675613851).

Almost surely, 2^{140043666001552} is an apocalyptic number.

It is an amenable number.

140043666001552 is an abundant number, since it is smaller than the sum of its proper divisors (145943358552488).

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

140043666001552 is a wasteful number, since it uses less digits than its factorization.

140043666001552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5694683971 (or 5694683965 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 43.

The spelling of 140043666001552 in words is "one hundred forty trillion, forty-three billion, six hundred sixty-six million, one thousand, five hundred fifty-two".