42275728857850 has 24 divisors (see below), whose sum is σ = 79411398810588. Its totient is φ = 16742862912000.

The previous prime is 42275728857763. The next prime is 42275728857863. The reversal of 42275728857850 is 5875882757224.

It can be written as a sum of positive squares in 6 ways, for example, as 36672798421249 + 5602930436601 = 6055807^2 + 2367051^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 42275728857850.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4185710679 + ... + 4185720778.

Almost surely, 2^{42275728857850} is an apocalyptic number.

42275728857850 is a deficient number, since it is larger than the sum of its proper divisors (37135669952738).

42275728857850 is a wasteful number, since it uses less digits than its factorization.

42275728857850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8371431570 (or 8371431565 counting only the distinct ones).

The product of its (nonzero) digits is 702464000, while the sum is 70.

The spelling of 42275728857850 in words is "forty-two trillion, two hundred seventy-five billion, seven hundred twenty-eight million, eight hundred fifty-seven thousand, eight hundred fifty".