40513348844390 has 32 divisors (see below), whose sum is σ = 74134801389600. Its totient is φ = 15937550924544.

The previous prime is 40513348844387. The next prime is 40513348844429. The reversal of 40513348844390 is 9344884331504.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79254884 + ... + 79764423.

It is an arithmetic number, because the mean of its divisors is an integer number (2316712543425).

Almost surely, 2^{40513348844390} is an apocalyptic number.

40513348844390 is a deficient number, since it is larger than the sum of its proper divisors (33621452545210).

40513348844390 is a wasteful number, since it uses less digits than its factorization.

40513348844390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159019736.

The product of its (nonzero) digits is 19906560, while the sum is 56.

The spelling of 40513348844390 in words is "forty trillion, five hundred thirteen billion, three hundred forty-eight million, eight hundred forty-four thousand, three hundred ninety".