40784248456 has 16 divisors (see below), whose sum is σ = 87394818240. Its totient is φ = 17478963600.

The previous prime is 40784248451. The next prime is 40784248459. The reversal of 40784248456 is 65484248704.

It is not an unprimeable number, because it can be changed into a prime (40784248451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 364145020 + ... + 364145131.

It is an arithmetic number, because the mean of its divisors is an integer number (5462176140).

Almost surely, 2^40784248456 is an apocalyptic number.

It is an amenable number.

40784248456 is an abundant number, since it is smaller than the sum of its proper divisors (46610569784).

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

40784248456 is a wasteful number, since it uses less digits than its factorization.

40784248456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 728290164 (or 728290160 counting only the distinct ones).

The product of its (nonzero) digits is 6881280, while the sum is 52.

The spelling of 40784248456 in words is "forty billion, seven hundred eighty-four million, two hundred forty-eight thousand, four hundred fifty-six".