40003044025 has 48 divisors (see below), whose sum is σ = 58711797760. Its totient is φ = 26458228800.

The previous prime is 40003044017. The next prime is 40003044031. The reversal of 40003044025 is 52044030004.

It is a happy number.

It is not a de Polignac number, because 40003044025 - 2³ = 40003044017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40003043987 and 40003044005.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1653466 + ... + 1677484.

Almost surely, 2^40003044025 is an apocalyptic number.

It is an amenable number.

40003044025 is a deficient number, since it is larger than the sum of its proper divisors (18708753735).

40003044025 is a wasteful number, since it uses less digits than its factorization.

40003044025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24374 (or 24369 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

Adding to 40003044025 its reverse (52044030004), we get a palindrome (92047074029).

The spelling of 40003044025 in words is "forty billion, three million, forty-four thousand, twenty-five".