42635253770 has 8 divisors (see below), whose sum is σ = 76743456804. Its totient is φ = 17054101504.

The previous prime is 42635253767. The next prime is 42635253779. The reversal of 42635253770 is 7735253624.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 39401853001 + 3233400769 = 198499^2 + 56863^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (42635253779) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2131762679 + ... + 2131762698.

Almost surely, 2^42635253770 is an apocalyptic number.

42635253770 is a deficient number, since it is larger than the sum of its proper divisors (34108203034).

42635253770 is a wasteful number, since it uses less digits than its factorization.

42635253770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4263525384.

The product of its (nonzero) digits is 1058400, while the sum is 44.

The spelling of 42635253770 in words is "forty-two billion, six hundred thirty-five million, two hundred fifty-three thousand, seven hundred seventy".