40405262746 has 8 divisors (see below), whose sum is σ = 61174323360. Its totient is φ = 20013821628.

The previous prime is 40405262717. The next prime is 40405262747. The reversal of 40405262746 is 64726250404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 40405262699 and 40405262708.

It is not an unprimeable number, because it can be changed into a prime (40405262747) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 94404606 + ... + 94405033.

It is an arithmetic number, because the mean of its divisors is an integer number (7646790420).

Almost surely, 2^40405262746 is an apocalyptic number.

40405262746 is a deficient number, since it is larger than the sum of its proper divisors (20769060614).

40405262746 is a wasteful number, since it uses less digits than its factorization.

40405262746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188809748.

The product of its (nonzero) digits is 322560, while the sum is 40.

The spelling of 40405262746 in words is "forty billion, four hundred five million, two hundred sixty-two thousand, seven hundred forty-six".