7065542378642 has 16 divisors (see below), whose sum is σ = 11562278644800. Its totient is φ = 3211476276240.

The previous prime is 7065542378617. The next prime is 7065542378651. The reversal of 7065542378642 is 2468732455607.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6154142 + ... + 7211417.

It is an arithmetic number, because the mean of its divisors is an integer number (722642415300).

Almost surely, 2^{7065542378642} is an apocalyptic number.

7065542378642 is a deficient number, since it is larger than the sum of its proper divisors (4496736266158).

7065542378642 is a wasteful number, since it uses less digits than its factorization.

7065542378642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13389601.

The product of its (nonzero) digits is 67737600, while the sum is 59.

The spelling of 7065542378642 in words is "seven trillion, sixty-five billion, five hundred forty-two million, three hundred seventy-eight thousand, six hundred forty-two".