1716995553 has 48 divisors (see below), whose sum is σ = 2982343680. Its totient is φ = 857967552.

The previous prime is 1716995531. The next prime is 1716995557. The reversal of 1716995553 is 3555996171.

It is not a de Polignac number, because 1716995553 - 2⁸ = 1716995297 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1716995496 and 1716995505.

It is not an unprimeable number, because it can be changed into a prime (1716995557) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 54700 + ... + 80162.

It is an arithmetic number, because the mean of its divisors is an integer number (62132160).

Almost surely, 2^1716995553 is an apocalyptic number.

1716995553 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1716995553 is a deficient number, since it is larger than the sum of its proper divisors (1265348127).

1716995553 is a wasteful number, since it uses less digits than its factorization.

1716995553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25518 (or 25505 counting only the distinct ones).

The product of its digits is 1275750, while the sum is 51.

The square root of 1716995553 is about 41436.6450500037. The cubic root of 1716995553 is about 1197.4472477027.

The spelling of 1716995553 in words is "one billion, seven hundred sixteen million, nine hundred ninety-five thousand, five hundred fifty-three".