17071672540 has 48 divisors (see below), whose sum is σ = 38618772192. Its totient is φ = 6301668096.

The previous prime is 17071672451. The next prime is 17071672547. The reversal of 17071672540 is 4527617071.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 17071672493 and 17071672502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17071672547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1331842 + ... + 1344598.

It is an arithmetic number, because the mean of its divisors is an integer number (804557754).

Almost surely, 2^17071672540 is an apocalyptic number.

17071672540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

17071672540 is an abundant number, since it is smaller than the sum of its proper divisors (21547099652).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

17071672540 is a wasteful number, since it uses less digits than its factorization.

17071672540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17926 (or 17924 counting only the distinct ones).

The product of its (nonzero) digits is 82320, while the sum is 40.

The spelling of 17071672540 in words is "seventeen billion, seventy-one million, six hundred seventy-two thousand, five hundred forty".