17220047082252 has 48 divisors (see below), whose sum is σ = 45953377220352. Its totient is φ = 4916450773440.

The previous prime is 17220047082241. The next prime is 17220047082269. The reversal of 17220047082252 is 25228074002271.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 74105778 + ... + 74337785.

It is an arithmetic number, because the mean of its divisors is an integer number (957362025424).

Almost surely, 2^{17220047082252} is an apocalyptic number.

17220047082252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

17220047082252 is an abundant number, since it is smaller than the sum of its proper divisors (28733330138100).

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

17220047082252 is a wasteful number, since it uses less digits than its factorization.

17220047082252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148444958 (or 148444956 counting only the distinct ones).

The product of its (nonzero) digits is 250880, while the sum is 42.

The spelling of 17220047082252 in words is "seventeen trillion, two hundred twenty billion, forty-seven million, eighty-two thousand, two hundred fifty-two".