40123240224 has 96 divisors (see below), whose sum is σ = 106441917120. Its totient is φ = 13233134592.

The previous prime is 40123240219. The next prime is 40123240229. The reversal of 40123240224 is 42204232104.

It is an interprime number because it is at equal distance from previous prime (40123240219) and next prime (40123240229).

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 40123240194 and 40123240203.

It is not an unprimeable number, because it can be changed into a prime (40123240229) 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, 3577794 + ... + 3588990.

It is an arithmetic number, because the mean of its divisors is an integer number (1108769970).

Almost surely, 2^40123240224 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 40123240224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53220958560).

40123240224 is an abundant number, since it is smaller than the sum of its proper divisors (66318676896).

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

40123240224 is a wasteful number, since it uses less digits than its factorization.

40123240224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11602 (or 11594 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 40123240224 its reverse (42204232104), we get a palindrome (82327472328).

The spelling of 40123240224 in words is "forty billion, one hundred twenty-three million, two hundred forty thousand, two hundred twenty-four".