17678790132 has 24 divisors (see below), whose sum is σ = 41306807136. Its totient is φ = 5884887648.

The previous prime is 17678790131. The next prime is 17678790169. The reversal of 17678790132 is 23109787671.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17678790131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 996138 + ... + 1013729.

It is an arithmetic number, because the mean of its divisors is an integer number (1721116964).

Almost surely, 2^17678790132 is an apocalyptic number.

17678790132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

17678790132 is an abundant number, since it is smaller than the sum of its proper divisors (23628017004).

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

17678790132 is a wasteful number, since it uses less digits than its factorization.

17678790132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2010607 (or 2010605 counting only the distinct ones).

The product of its (nonzero) digits is 889056, while the sum is 51.

The spelling of 17678790132 in words is "seventeen billion, six hundred seventy-eight million, seven hundred ninety thousand, one hundred thirty-two".