17020356230642 has 32 divisors (see below), whose sum is σ = 25932620188800. Its totient is φ = 8377454758528.

The previous prime is 17020356230639. The next prime is 17020356230653. The reversal of 17020356230642 is 24603265302071.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 17020356230642.

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, 17124188 + ... + 18090840.

It is an arithmetic number, because the mean of its divisors is an integer number (810394380900).

Almost surely, 2^{17020356230642} is an apocalyptic number.

17020356230642 is a deficient number, since it is larger than the sum of its proper divisors (8912263958158).

17020356230642 is a wasteful number, since it uses less digits than its factorization.

17020356230642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 967330.

The product of its (nonzero) digits is 362880, while the sum is 41.

The spelling of 17020356230642 in words is "seventeen trillion, twenty billion, three hundred fifty-six million, two hundred thirty thousand, six hundred forty-two".