40450423024 has 20 divisors (see below), whose sum is σ = 85497485400. Its totient is φ = 18386555840.

The previous prime is 40450422899. The next prime is 40450423051. The reversal of 40450423024 is 42032405404.

It is a junction number, because it is equal to n+sod(n) for n = 40450422983 and 40450423001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114915799 + ... + 114916150.

It is an arithmetic number, because the mean of its divisors is an integer number (4274874270).

Almost surely, 2^40450423024 is an apocalyptic number.

40450423024 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

40450423024 is an abundant number, since it is smaller than the sum of its proper divisors (45047062376).

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

40450423024 is a wasteful number, since it uses less digits than its factorization.

40450423024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229831968 (or 229831962 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 28.

Adding to 40450423024 its reverse (42032405404), we get a palindrome (82482828428).

The spelling of 40450423024 in words is "forty billion, four hundred fifty million, four hundred twenty-three thousand, twenty-four".