42728544102 has 32 divisors (see below), whose sum is σ = 86319267840. Its totient is φ = 14099256000.

The previous prime is 42728544097. The next prime is 42728544109. The reversal of 42728544102 is 20144582724.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42728544109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1843099 + ... + 1866137.

It is an arithmetic number, because the mean of its divisors is an integer number (2697477120).

Almost surely, 2^42728544102 is an apocalyptic number.

42728544102 is an abundant number, since it is smaller than the sum of its proper divisors (43590723738).

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

42728544102 is a wasteful number, since it uses less digits than its factorization.

42728544102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26148.

The product of its (nonzero) digits is 143360, while the sum is 39.

The spelling of 42728544102 in words is "forty-two billion, seven hundred twenty-eight million, five hundred forty-four thousand, one hundred two".