40234224542500 has 120 divisors (see below), whose sum is σ = 88466556290112. Its totient is φ = 16005686832000.

The previous prime is 40234224542459. The next prime is 40234224542503. The reversal of 40234224542500 is 524542243204.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 40234224542500.

It is not an unprimeable number, because it can be changed into a prime (40234224542503) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 356671107 + ... + 356783893.

Almost surely, 2^{40234224542500} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40234224542500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44233278145056).

40234224542500 is an abundant number, since it is smaller than the sum of its proper divisors (48232331747612).

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

40234224542500 is a wasteful number, since it uses less digits than its factorization.

40234224542500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113591 (or 113574 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 37.

Adding to 40234224542500 its reverse (524542243204), we get a palindrome (40758766785704).

The spelling of 40234224542500 in words is "forty trillion, two hundred thirty-four billion, two hundred twenty-four million, five hundred forty-two thousand, five hundred".