7028489542 has 4 divisors (see below), whose sum is σ = 10542734316. Its totient is φ = 3514244770.

The previous prime is 7028489527. The next prime is 7028489593. The reversal of 7028489542 is 2459848207.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1757122384 + ... + 1757122387.

It is an arithmetic number, because the mean of its divisors is an integer number (2635683579).

Almost surely, 2^7028489542 is an apocalyptic number.

7028489542 is a deficient number, since it is larger than the sum of its proper divisors (3514244774).

7028489542 is a wasteful number, since it uses less digits than its factorization.

7028489542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3514244773.

The product of its (nonzero) digits is 1290240, while the sum is 49.

The square root of 7028489542 is about 83836.0873490647. The cubic root of 7028489542 is about 1915.5228382410.

The spelling of 7028489542 in words is "seven billion, twenty-eight million, four hundred eighty-nine thousand, five hundred forty-two".