32873209890 has 32 divisors (see below), whose sum is σ = 79107247296. Its totient is φ = 8742684480.

The previous prime is 32873209877. The next prime is 32873209913. The reversal of 32873209890 is 9890237823.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1457676 + ... + 1480055.

It is an arithmetic number, because the mean of its divisors is an integer number (2472101478).

Almost surely, 2^32873209890 is an apocalyptic number.

32873209890 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

32873209890 is an abundant number, since it is smaller than the sum of its proper divisors (46234037406).

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

32873209890 is a wasteful number, since it uses less digits than its factorization.

32873209890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2938114.

The product of its (nonzero) digits is 1306368, while the sum is 51.

The spelling of 32873209890 in words is "thirty-two billion, eight hundred seventy-three million, two hundred nine thousand, eight hundred ninety".