17022649980 has 72 divisors (see below), whose sum is σ = 55445212368. Its totient is φ = 3890890752.

The previous prime is 17022649957. The next prime is 17022649997. The reversal of 17022649980 is 8994622071.

It is a super-2 number, since 2×17022649980² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2892069 + ... + 2897948.

It is an arithmetic number, because the mean of its divisors is an integer number (770072394).

Almost surely, 2^17022649980 is an apocalyptic number.

17022649980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

17022649980 is an abundant number, since it is smaller than the sum of its proper divisors (38422562388).

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

17022649980 is a wasteful number, since it uses less digits than its factorization.

17022649980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5790043 (or 5790034 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 48.

The spelling of 17022649980 in words is "seventeen billion, twenty-two million, six hundred forty-nine thousand, nine hundred eighty".