40041556424 has 16 divisors (see below), whose sum is σ = 79494266700. Its totient is φ = 18843085312.

The previous prime is 40041556409. The next prime is 40041556439. The reversal of 40041556424 is 42465514004.

It is an interprime number because it is at equal distance from previous prime (40041556409) and next prime (40041556439).

It can be written as a sum of positive squares in 2 ways, for example, as 39652756900 + 388799524 = 199130^2 + 19718^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147211469 + ... + 147211740.

Almost surely, 2^40041556424 is an apocalyptic number.

It is an amenable number.

40041556424 is a deficient number, since it is larger than the sum of its proper divisors (39452710276).

40041556424 is a wasteful number, since it uses less digits than its factorization.

40041556424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294423232 (or 294423228 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 35.

The spelling of 40041556424 in words is "forty billion, forty-one million, five hundred fifty-six thousand, four hundred twenty-four".