40242453600 has 144 divisors (see below), whose sum is σ = 132461678160. Its totient is φ = 10610688000.

The previous prime is 40242453583. The next prime is 40242453607. The reversal of 40242453600 is 635424204.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40242453607) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 119400 + ... + 307800.

It is an arithmetic number, because the mean of its divisors is an integer number (919872765).

Almost surely, 2^40242453600 is an apocalyptic number.

40242453600 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40242453600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66230839080).

40242453600 is an abundant number, since it is smaller than the sum of its proper divisors (92219224560).

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

40242453600 is a wasteful number, since it uses less digits than its factorization.

40242453600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188513 (or 188500 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 40242453600 its reverse (635424204), we get a palindrome (40877877804).

The spelling of 40242453600 in words is "forty billion, two hundred forty-two million, four hundred fifty-three thousand, six hundred".