40005275776 has 16 divisors (see below), whose sum is σ = 79698010590. Its totient is φ = 20002637824.

The previous prime is 40005275771. The next prime is 40005275797. The reversal of 40005275776 is 67757250004.

It can be written as a sum of positive squares in only one way, i.e., 22612941376 + 17392334400 = 150376^2 + 131880^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is not an unprimeable number, because it can be changed into a prime (40005275771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156270481 + ... + 156270736.

Almost surely, 2^40005275776 is an apocalyptic number.

It is an amenable number.

40005275776 is a deficient number, since it is larger than the sum of its proper divisors (39692734814).

40005275776 is an equidigital number, since it uses as much as digits as its factorization.

40005275776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312541231 (or 312541219 counting only the distinct ones).

The product of its (nonzero) digits is 411600, while the sum is 43.

The spelling of 40005275776 in words is "forty billion, five million, two hundred seventy-five thousand, seven hundred seventy-six".