7999027573542 has 8 divisors (see below), whose sum is σ = 15998055147096. Its totient is φ = 2666342524512.

The previous prime is 7999027573499. The next prime is 7999027573591. The reversal of 7999027573542 is 2453757209997.

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

7999027573542 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 666585631123 + ... + 666585631134.

It is an arithmetic number, because the mean of its divisors is an integer number (1999756893387).

Almost surely, 2^{7999027573542} is an apocalyptic number.

7999027573542 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

7999027573542 is a wasteful number, since it uses less digits than its factorization.

7999027573542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1333171262262.

The product of its (nonzero) digits is 300056400, while the sum is 69.

The spelling of 7999027573542 in words is "seven trillion, nine hundred ninety-nine billion, twenty-seven million, five hundred seventy-three thousand, five hundred forty-two".