5538378867040 has 48 divisors (see below), whose sum is σ = 13084947752688. Its totient is φ = 2215262204416.

The previous prime is 5538378867037. The next prime is 5538378867089. The reversal of 5538378867040 is 407688738355.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3355119 + ... + 4725841.

It is an arithmetic number, because the mean of its divisors is an integer number (272603078181).

Almost surely, 2^{5538378867040} is an apocalyptic number.

It is an amenable number.

5538378867040 is an abundant number, since it is smaller than the sum of its proper divisors (7546568885648).

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

5538378867040 is a wasteful number, since it uses less digits than its factorization.

5538378867040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1395991 (or 1395983 counting only the distinct ones).

The product of its (nonzero) digits is 135475200, while the sum is 64.

The spelling of 5538378867040 in words is "five trillion, five hundred thirty-eight billion, three hundred seventy-eight million, eight hundred sixty-seven thousand, forty".