2042570752402 has 4 divisors (see below), whose sum is σ = 3063856128606. Its totient is φ = 1021285376200.

The previous prime is 2042570752301. The next prime is 2042570752423.

2042570752402 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2041500873721 + 1069878681 = 1428811^2 + 32709^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510642688099 + ... + 510642688102.

Almost surely, 2^{2042570752402} is an apocalyptic number.

2042570752402 is a deficient number, since it is larger than the sum of its proper divisors (1021285376204).

2042570752402 is a wasteful number, since it uses less digits than its factorization.

2042570752402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1021285376203.

The product of its (nonzero) digits is 313600, while the sum is 40.

It can be divided in two parts, 2042570 and 752402, that added together give a palindrome (2794972).

The spelling of 2042570752402 in words is "two trillion, forty-two billion, five hundred seventy million, seven hundred fifty-two thousand, four hundred two".