1572610462042 has 4 divisors (see below), whose sum is σ = 2358915693066. Its totient is φ = 786305231020.

The previous prime is 1572610462021. The next prime is 1572610462051. The reversal of 1572610462042 is 2402640162751.

It is a happy number.

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., 1464901129561 + 107709332481 = 1210331^2 + 328191^2 .

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 a junction number, because it is equal to n+sod(n) for n = 1572610461986 and 1572610462004.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 393152615509 + ... + 393152615512.

Almost surely, 2^{1572610462042} is an apocalyptic number.

1572610462042 is a deficient number, since it is larger than the sum of its proper divisors (786305231024).

1572610462042 is an equidigital number, since it uses as much as digits as its factorization.

1572610462042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 786305231023.

The product of its (nonzero) digits is 161280, while the sum is 40.

The spelling of 1572610462042 in words is "one trillion, five hundred seventy-two billion, six hundred ten million, four hundred sixty-two thousand, forty-two".