32606128890 has 24 divisors (see below), whose sum is σ = 84775935348. Its totient is φ = 8694967680.

The previous prime is 32606128853. The next prime is 32606128901. The reversal of 32606128890 is 9882160623.

32606128890 is a `hidden beast` number, since 3 + 26 + 0 + 612 + 8 + 8 + 9 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 32604441489 + 1687401 = 180567^2 + 1299^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 181145071 + ... + 181145250.

Almost surely, 2^32606128890 is an apocalyptic number.

32606128890 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

32606128890 is an abundant number, since it is smaller than the sum of its proper divisors (52169806458).

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

32606128890 is a wasteful number, since it uses less digits than its factorization.

32606128890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362290334 (or 362290331 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The spelling of 32606128890 in words is "thirty-two billion, six hundred six million, one hundred twenty-eight thousand, eight hundred ninety".