40531332002452 has 48 divisors (see below), whose sum is σ = 72283820378112. Its totient is φ = 19883166750720.

The previous prime is 40531332002443. The next prime is 40531332002459. The reversal of 40531332002452 is 25420023313504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40531332002459) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24633052 + ... + 26226892.

It is an arithmetic number, because the mean of its divisors is an integer number (1505912924544).

Almost surely, 2^{40531332002452} is an apocalyptic number.

It is an amenable number.

40531332002452 is a deficient number, since it is larger than the sum of its proper divisors (31752488375660).

40531332002452 is a wasteful number, since it uses less digits than its factorization.

40531332002452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1594528 (or 1594526 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 34.

Adding to 40531332002452 its reverse (25420023313504), we get a palindrome (65951355315956).

The spelling of 40531332002452 in words is "forty trillion, five hundred thirty-one billion, three hundred thirty-two million, two thousand, four hundred fifty-two".