2156603362 has 8 divisors (see below), whose sum is σ = 3313805292. Its totient is φ = 1052001600.

The previous prime is 2156603329. The next prime is 2156603363. The reversal of 2156603362 is 2633066512.

It can be written as a sum of positive squares in 2 ways, for example, as 2005337961 + 151265401 = 44781^2 + 12299^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2156603363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13149939 + ... + 13150102.

Almost surely, 2^2156603362 is an apocalyptic number.

2156603362 is a deficient number, since it is larger than the sum of its proper divisors (1157201930).

2156603362 is a wasteful number, since it uses less digits than its factorization.

2156603362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26300084.

The product of its (nonzero) digits is 38880, while the sum is 34.

The square root of 2156603362 is about 46439.2437707592. The cubic root of 2156603362 is about 1291.9828812507.

Adding to 2156603362 its reverse (2633066512), we get a palindrome (4789669874).

The spelling of 2156603362 in words is "two billion, one hundred fifty-six million, six hundred three thousand, three hundred sixty-two".