7021138475519 has 8 divisors (see below), whose sum is σ = 8042436526080. Its totient is φ = 6004409992056.

The previous prime is 7021138475509. The next prime is 7021138475521. The reversal of 7021138475519 is 9155748311207.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 7021138475519 - 2³⁶ = 6952418998783 is a prime.

It is a super-2 number, since 2×7021138475519² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7021138475509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1142388479 + ... + 1142394624.

It is an arithmetic number, because the mean of its divisors is an integer number (1005304565760).

Almost surely, 2^{7021138475519} is an apocalyptic number.

7021138475519 is a deficient number, since it is larger than the sum of its proper divisors (1021298050561).

7021138475519 is a wasteful number, since it uses less digits than its factorization.

7021138475519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2284783549.

The product of its (nonzero) digits is 2116800, while the sum is 53.

The spelling of 7021138475519 in words is "seven trillion, twenty-one billion, one hundred thirty-eight million, four hundred seventy-five thousand, five hundred nineteen".