2656253546 has 8 divisors (see below), whose sum is σ = 3996204420. Its totient is φ = 1324185408.

The previous prime is 2656253539. The next prime is 2656253549. The reversal of 2656253546 is 6453526562.

It can be written as a sum of positive squares in 2 ways, for example, as 2060161321 + 596092225 = 45389^2 + 24415^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 2656253497 and 2656253506.

It is not an unprimeable number, because it can be changed into a prime (2656253549) 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 3 ways as a sum of consecutive naturals, for example, 1969841 + ... + 1971188.

Almost surely, 2^2656253546 is an apocalyptic number.

2656253546 is a deficient number, since it is larger than the sum of its proper divisors (1339950874).

2656253546 is a wasteful number, since it uses less digits than its factorization.

2656253546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3941368.

The product of its digits is 1296000, while the sum is 44.

The square root of 2656253546 is about 51538.8547214623. The cubic root of 2656253546 is about 1384.9151804590.

It can be divided in two parts, 26562 and 53546, that added together give a palindrome (80108).

The spelling of 2656253546 in words is "two billion, six hundred fifty-six million, two hundred fifty-three thousand, five hundred forty-six".