40288978730030 has 16 divisors (see below), whose sum is σ = 73334994993360. Its totient is φ = 15934517429952.

The previous prime is 40288978730029. The next prime is 40288978730057. The reversal of 40288978730030 is 3003787988204.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22634256824 + ... + 22634258603.

It is an arithmetic number, because the mean of its divisors is an integer number (4583437187085).

Almost surely, 2^{40288978730030} is an apocalyptic number.

40288978730030 is a deficient number, since it is larger than the sum of its proper divisors (33046016263330).

40288978730030 is a wasteful number, since it uses less digits than its factorization.

40288978730030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45268515523.

The product of its (nonzero) digits is 16257024, while the sum is 59.

The spelling of 40288978730030 in words is "forty trillion, two hundred eighty-eight billion, nine hundred seventy-eight million, seven hundred thirty thousand, thirty".