40048804479999 has 32 divisors (see below), whose sum is σ = 63840458880000. Its totient is φ = 21847623646464.

The previous prime is 40048804479869. The next prime is 40048804480019. The reversal of 40048804479999 is 99997440884004.

It is a happy number.

It is not a de Polignac number, because 40048804479999 - 2⁸ = 40048804479743 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40048804479999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40048804479199) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 369392899 + ... + 369501300.

It is an arithmetic number, because the mean of its divisors is an integer number (1995014340000).

Almost surely, 2^{40048804479999} is an apocalyptic number.

40048804479999 is a deficient number, since it is larger than the sum of its proper divisors (23791654400001).

40048804479999 is a wasteful number, since it uses less digits than its factorization.

40048804479999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 738894327.

The product of its (nonzero) digits is 752467968, while the sum is 75.

The spelling of 40048804479999 in words is "forty trillion, forty-eight billion, eight hundred four million, four hundred seventy-nine thousand, nine hundred ninety-nine".