1655140010 has 16 divisors (see below), whose sum is σ = 2980029096. Its totient is φ = 661883328.

The previous prime is 1655139991. The next prime is 1655140033. The reversal of 1655140010 is 100415561.

It can be written as a sum of positive squares in 4 ways, for example, as 613206169 + 1041933841 = 24763^2 + 32279^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 23072 + ... + 61988.

Almost surely, 2^1655140010 is an apocalyptic number.

1655140010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1655140010 is a deficient number, since it is larger than the sum of its proper divisors (1324889086).

1655140010 is a wasteful number, since it uses less digits than its factorization.

1655140010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43177.

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 1655140010 is about 40683.4119758901. The cubic root of 1655140010 is about 1182.8915035474.

Adding to 1655140010 its reverse (100415561), we get a palindrome (1755555571).

The spelling of 1655140010 in words is "one billion, six hundred fifty-five million, one hundred forty thousand, ten".