17142440156401 has 32 divisors (see below), whose sum is σ = 19778031470592. Its totient is φ = 14554135814400.

The previous prime is 17142440156383. The next prime is 17142440156447. The reversal of 17142440156401 is 10465104424171.

It is not a de Polignac number, because 17142440156401 - 2¹⁷ = 17142440025329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (17142440159401) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 564865710 + ... + 564896056.

It is an arithmetic number, because the mean of its divisors is an integer number (618063483456).

Almost surely, 2^{17142440156401} is an apocalyptic number.

It is an amenable number.

17142440156401 is a deficient number, since it is larger than the sum of its proper divisors (2635591314191).

17142440156401 is a wasteful number, since it uses less digits than its factorization.

17142440156401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32029.

The product of its (nonzero) digits is 107520, while the sum is 40.

The spelling of 17142440156401 in words is "seventeen trillion, one hundred forty-two billion, four hundred forty million, one hundred fifty-six thousand, four hundred one".