2017172040377 has 6 divisors (see below), whose sum is σ = 2184275049822. Its totient is φ = 1862004960192.

The previous prime is 2017172040371. The next prime is 2017172040383. The reversal of 2017172040377 is 7730402717102.

It is an interprime number because it is at equal distance from previous prime (2017172040371) and next prime (2017172040383).

It can be written as a sum of positive squares in 3 ways, for example, as 43565708176 + 1973606332201 = 208724^2 + 1404851^2 .

It is not a de Polignac number, because 2017172040377 - 2¹⁸ = 2017171778233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2017172040371) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5967964448 + ... + 5967964785.

It is an arithmetic number, because the mean of its divisors is an integer number (364045841637).

Almost surely, 2^{2017172040377} is an apocalyptic number.

It is an amenable number.

2017172040377 is a deficient number, since it is larger than the sum of its proper divisors (167103009445).

2017172040377 is a wasteful number, since it uses less digits than its factorization.

2017172040377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11935929259 (or 11935929246 counting only the distinct ones).

The product of its (nonzero) digits is 115248, while the sum is 41.

Adding to 2017172040377 its reverse (7730402717102), we get a palindrome (9747574757479).

The spelling of 2017172040377 in words is "two trillion, seventeen billion, one hundred seventy-two million, forty thousand, three hundred seventy-seven".