3642356574878 has 16 divisors (see below), whose sum is σ = 6459351562080. Its totient is φ = 1507182030816.

The previous prime is 3642356574841. The next prime is 3642356574911. The reversal of 3642356574878 is 8784756532463.

3642356574878 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3642356574878² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

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, 4485660401 + ... + 4485661212.

It is an arithmetic number, because the mean of its divisors is an integer number (403709472630).

Almost surely, 2^{3642356574878} is an apocalyptic number.

3642356574878 is a deficient number, since it is larger than the sum of its proper divisors (2816994987202).

3642356574878 is a wasteful number, since it uses less digits than its factorization.

3642356574878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8971321651.

The product of its digits is 812851200, while the sum is 68.

The spelling of 3642356574878 in words is "three trillion, six hundred forty-two billion, three hundred fifty-six million, five hundred seventy-four thousand, eight hundred seventy-eight".