40025630044 has 6 divisors (see below), whose sum is σ = 70044852584. Its totient is φ = 20012815020.

The previous prime is 40025630023. The next prime is 40025630077. The reversal of 40025630044 is 44003652004.

40025630044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 40025629994 and 40025630021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5003203752 + ... + 5003203759.

Almost surely, 2^40025630044 is an apocalyptic number.

It is an amenable number.

40025630044 is a deficient number, since it is larger than the sum of its proper divisors (30019222540).

40025630044 is a wasteful number, since it uses less digits than its factorization.

40025630044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10006407515 (or 10006407513 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

The spelling of 40025630044 in words is "forty billion, twenty-five million, six hundred thirty thousand, forty-four".