8047492142089 has 4 divisors (see below), whose sum is σ = 8047522856656. Its totient is φ = 8047461427524.

The previous prime is 8047492142069. The next prime is 8047492142101. The reversal of 8047492142089 is 9802412947408.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8047492142089 - 2¹³ = 8047492133897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8047492142059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14960859 + ... + 15489424.

It is an arithmetic number, because the mean of its divisors is an integer number (2011880714164).

Almost surely, 2^{8047492142089} is an apocalyptic number.

It is an amenable number.

8047492142089 is a deficient number, since it is larger than the sum of its proper divisors (30714567).

8047492142089 is a wasteful number, since it uses less digits than its factorization.

8047492142089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30714566.

The product of its (nonzero) digits is 9289728, while the sum is 58.

The spelling of 8047492142089 in words is "eight trillion, forty-seven billion, four hundred ninety-two million, one hundred forty-two thousand, eighty-nine".