40030253321 has 8 divisors (see below), whose sum is σ = 40709493384. Its totient is φ = 39351755520.

The previous prime is 40030253317. The next prime is 40030253323. The reversal of 40030253321 is 12335203004.

It can be written as a sum of positive squares in 4 ways, for example, as 4699788025 + 35330465296 = 68555^2 + 187964^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40030253321 - 2² = 40030253317 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40030253323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76250 + ... + 293043.

It is an arithmetic number, because the mean of its divisors is an integer number (5088686673).

Almost surely, 2^40030253321 is an apocalyptic number.

It is an amenable number.

40030253321 is a deficient number, since it is larger than the sum of its proper divisors (679240063).

40030253321 is a wasteful number, since it uses less digits than its factorization.

40030253321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371131.

The product of its (nonzero) digits is 2160, while the sum is 23.

Adding to 40030253321 its reverse (12335203004), we get a palindrome (52365456325).

The spelling of 40030253321 in words is "forty billion, thirty million, two hundred fifty-three thousand, three hundred twenty-one".