40324431502451 has 8 divisors (see below), whose sum is σ = 42452266307520. Its totient is φ = 38197146327912.

The previous prime is 40324431502429. The next prime is 40324431502457. The reversal of 40324431502451 is 15420513442304.

40324431502451 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 40324431502451 - 2¹⁸ = 40324431240307 is a prime.

It is a super-2 number, since 2×40324431502451² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40324431502457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137257025 + ... + 137550498.

It is an arithmetic number, because the mean of its divisors is an integer number (5306533288440).

Almost surely, 2^{40324431502451} is an apocalyptic number.

40324431502451 is a deficient number, since it is larger than the sum of its proper divisors (2127834805069).

40324431502451 is a wasteful number, since it uses less digits than its factorization.

40324431502451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274815265.

The product of its (nonzero) digits is 230400, while the sum is 38.

Adding to 40324431502451 its reverse (15420513442304), we get a palindrome (55744944944755).

The spelling of 40324431502451 in words is "forty trillion, three hundred twenty-four billion, four hundred thirty-one million, five hundred two thousand, four hundred fifty-one".