40423246000 has 160 divisors (see below), whose sum is σ = 103757734080. Its totient is φ = 15179264000.

The previous prime is 40423245979. The next prime is 40423246001. The reversal of 40423246000 is 64232404.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (40423246001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15672711 + ... + 15675289.

It is an arithmetic number, because the mean of its divisors is an integer number (648485838).

Almost surely, 2^40423246000 is an apocalyptic number.

40423246000 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 40423246000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51878867040).

40423246000 is an abundant number, since it is smaller than the sum of its proper divisors (63334488080).

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

40423246000 is a wasteful number, since it uses less digits than its factorization.

40423246000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3080 (or 3064 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 40423246000 its reverse (64232404), we get a palindrome (40487478404).

The spelling of 40423246000 in words is "forty billion, four hundred twenty-three million, two hundred forty-six thousand".