40448045975 has 24 divisors (see below), whose sum is σ = 52813591440. Its totient is φ = 30644766720.

The previous prime is 40448045971. The next prime is 40448045983. The reversal of 40448045975 is 57954084404.

It is not a de Polignac number, because 40448045975 - 2² = 40448045971 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40448045971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1532087 + ... + 1558263.

It is an arithmetic number, because the mean of its divisors is an integer number (2200566310).

Almost surely, 2^40448045975 is an apocalyptic number.

40448045975 is a deficient number, since it is larger than the sum of its proper divisors (12365545465).

40448045975 is a wasteful number, since it uses less digits than its factorization.

40448045975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29459 (or 29454 counting only the distinct ones).

The product of its (nonzero) digits is 3225600, while the sum is 50.

The spelling of 40448045975 in words is "forty billion, four hundred forty-eight million, forty-five thousand, nine hundred seventy-five".