40450423026 has 32 divisors (see below), whose sum is σ = 87536933568. Its totient is φ = 12387291840.

The previous prime is 40450422899. The next prime is 40450423051. The reversal of 40450423026 is 62032405404.

It is a junction number, because it is equal to n+sod(n) for n = 40450422984 and 40450423002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1212441 + ... + 1245356.

It is an arithmetic number, because the mean of its divisors is an integer number (2735529174).

Almost surely, 2^40450423026 is an apocalyptic number.

40450423026 is an abundant number, since it is smaller than the sum of its proper divisors (47086510542).

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

40450423026 is a wasteful number, since it uses less digits than its factorization.

40450423026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2458026.

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

The spelling of 40450423026 in words is "forty billion, four hundred fifty million, four hundred twenty-three thousand, twenty-six".