7012456542 has 72 divisors (see below), whose sum is σ = 19033841736. Its totient is φ = 1849436064.

The previous prime is 7012456523. The next prime is 7012456543. The reversal of 7012456542 is 2456542107.

It is a happy number.

7012456542 is a `hidden beast` number, since 70 + 1 + 2 + 45 + 6 + 542 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 7012456497 and 7012456506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7012456543) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 294328 + ... + 317259.

It is an arithmetic number, because the mean of its divisors is an integer number (264358913).

Almost surely, 2^7012456542 is an apocalyptic number.

7012456542 is an abundant number, since it is smaller than the sum of its proper divisors (12021385194).

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

7012456542 is a wasteful number, since it uses less digits than its factorization.

7012456542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611622 (or 611612 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The square root of 7012456542 is about 83740.4116421695. The cubic root of 7012456542 is about 1914.0652012131.

Adding to 7012456542 its reverse (2456542107), we get a palindrome (9468998649).

The spelling of 7012456542 in words is "seven billion, twelve million, four hundred fifty-six thousand, five hundred forty-two".