140087044432 has 40 divisors (see below), whose sum is σ = 279839238696. Its totient is φ = 67885203456.

The previous prime is 140087044423. The next prime is 140087044439. The reversal of 140087044432 is 234440780041.

It can be written as a sum of positive squares in 4 ways, for example, as 124104016656 + 15983027776 = 352284^2 + 126424^2 .

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a junction number, because it is equal to n+sod(n) for n = 140087044391 and 140087044400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140087044439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 308233 + ... + 612520.

Almost surely, 2^140087044432 is an apocalyptic number.

It is an amenable number.

140087044432 is a deficient number, since it is larger than the sum of its proper divisors (139752194264).

140087044432 is a wasteful number, since it uses less digits than its factorization.

140087044432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 921055 (or 921049 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 37.

The spelling of 140087044432 in words is "one hundred forty billion, eighty-seven million, forty-four thousand, four hundred thirty-two".