40242250452 has 24 divisors (see below), whose sum is σ = 93944692800. Its totient is φ = 13407496576.

The previous prime is 40242250421. The next prime is 40242250481. The reversal of 40242250452 is 25405224204.

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, 797877 + ... + 846812.

It is an arithmetic number, because the mean of its divisors is an integer number (3914362200).

Almost surely, 2^40242250452 is an apocalyptic number.

It is an amenable number.

40242250452 is an abundant number, since it is smaller than the sum of its proper divisors (53702442348).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40242250452 is a wasteful number, since it uses less digits than its factorization.

40242250452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1646735 (or 1646733 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 30.

Adding to 40242250452 its reverse (25405224204), we get a palindrome (65647474656).

The spelling of 40242250452 in words is "forty billion, two hundred forty-two million, two hundred fifty thousand, four hundred fifty-two".