142606001642 has 32 divisors (see below), whose sum is σ = 236320038864. Its totient is φ = 64120896000.

The previous prime is 142606001621. The next prime is 142606001653. The reversal of 142606001642 is 246100606241.

It can be written as a sum of positive squares in 8 ways, for example, as 12884293081 + 129721708561 = 113509^2 + 360169^2 .

It is a junction number, because it is equal to n+sod(n) for n = 142606001599 and 142606001608.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 651848 + ... + 842684.

Almost surely, 2^142606001642 is an apocalyptic number.

142606001642 is a deficient number, since it is larger than the sum of its proper divisors (93714037222).

142606001642 is a wasteful number, since it uses less digits than its factorization.

142606001642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191594.

The product of its (nonzero) digits is 13824, while the sum is 32.

Adding to 142606001642 its reverse (246100606241), we get a palindrome (388706607883).

The spelling of 142606001642 in words is "one hundred forty-two billion, six hundred six million, one thousand, six hundred forty-two".