1662254355 has 16 divisors (see below), whose sum is σ = 2661029280. Its totient is φ = 886061568.

The previous prime is 1662254353. The next prime is 1662254369. The reversal of 1662254355 is 5534522661.

It is not a de Polignac number, because 1662254355 - 2¹ = 1662254353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1662254353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 331 + ... + 57659.

It is an arithmetic number, because the mean of its divisors is an integer number (166314330).

Almost surely, 2^1662254355 is an apocalyptic number.

1662254355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1662254355 is a deficient number, since it is larger than the sum of its proper divisors (998774925).

1662254355 is a wasteful number, since it uses less digits than its factorization.

1662254355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59270.

The product of its digits is 216000, while the sum is 39.

The square root of 1662254355 is about 40770.7536722097. The cubic root of 1662254355 is about 1184.5839020499.

The spelling of 1662254355 in words is "one billion, six hundred sixty-two million, two hundred fifty-four thousand, three hundred fifty-five".