5378311526021 has 16 divisors (see below), whose sum is σ = 6166528599168. Its totient is φ = 4595067360000.

The previous prime is 5378311526017. The next prime is 5378311526099. The reversal of 5378311526021 is 1206251138735.

It is a cyclic number.

It is not a de Polignac number, because 5378311526021 - 2² = 5378311526017 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5378311526011) 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 15 ways as a sum of consecutive naturals, for example, 105429521 + ... + 105480521.

It is an arithmetic number, because the mean of its divisors is an integer number (385408037448).

Almost surely, 2^{5378311526021} is an apocalyptic number.

It is an amenable number.

5378311526021 is a deficient number, since it is larger than the sum of its proper divisors (788217073147).

5378311526021 is a wasteful number, since it uses less digits than its factorization.

5378311526021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99452.

The product of its (nonzero) digits is 302400, while the sum is 44.

The spelling of 5378311526021 in words is "five trillion, three hundred seventy-eight billion, three hundred eleven million, five hundred twenty-six thousand, twenty-one".