2049620475 has 24 divisors (see below), whose sum is σ = 3872807680. Its totient is φ = 936969120.

The previous prime is 2049620437. The next prime is 2049620519. The reversal of 2049620475 is 5740269402.

It is not a de Polignac number, because 2049620475 - 2⁸ = 2049620219 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1951495 + ... + 1952544.

Almost surely, 2^2049620475 is an apocalyptic number.

2049620475 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2049620475 is a deficient number, since it is larger than the sum of its proper divisors (1823187205).

2049620475 is a wasteful number, since it uses less digits than its factorization.

2049620475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3904059 (or 3904054 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 39.

The square root of 2049620475 is about 45272.7343441944. The cubic root of 2049620475 is about 1270.2556938616.

Adding to 2049620475 its reverse (5740269402), we get a palindrome (7789889877).

The spelling of 2049620475 in words is "two billion, forty-nine million, six hundred twenty thousand, four hundred seventy-five".