140044042625 has 32 divisors (see below), whose sum is σ = 179580863904. Its totient is φ = 108957312000.

The previous prime is 140044042573. The next prime is 140044042667. The reversal of 140044042625 is 526240440041.

It can be written as a sum of positive squares in 16 ways, for example, as 65715835201 + 74328207424 = 256351^2 + 272632^2 .

It is not a de Polignac number, because 140044042625 - 2¹² = 140044038529 is a prime.

It is a super-2 number, since 2×140044042625² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 140044042591 and 140044042600.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12542045 + ... + 12553205.

It is an arithmetic number, because the mean of its divisors is an integer number (5611901997).

Almost surely, 2^140044042625 is an apocalyptic number.

It is an amenable number.

140044042625 is a deficient number, since it is larger than the sum of its proper divisors (39536821279).

140044042625 is a wasteful number, since it uses less digits than its factorization.

140044042625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13926 (or 13916 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 32.

Adding to 140044042625 its reverse (526240440041), we get a palindrome (666284482666).

The spelling of 140044042625 in words is "one hundred forty billion, forty-four million, forty-two thousand, six hundred twenty-five".