2049535057 has 4 divisors (see below), whose sum is σ = 2049670000. Its totient is φ = 2049400116.

The previous prime is 2049535051. The next prime is 2049535087. The reversal of 2049535057 is 7505359402.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2049535057 - 2³ = 2049535049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2049535051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41307 + ... + 76192.

It is an arithmetic number, because the mean of its divisors is an integer number (512417500).

Almost surely, 2^2049535057 is an apocalyptic number.

It is an amenable number.

2049535057 is a deficient number, since it is larger than the sum of its proper divisors (134943).

2049535057 is a wasteful number, since it uses less digits than its factorization.

2049535057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134942.

The product of its (nonzero) digits is 189000, while the sum is 40.

The square root of 2049535057 is about 45271.7909630269. The cubic root of 2049535057 is about 1270.2380476340.

The spelling of 2049535057 in words is "two billion, forty-nine million, five hundred thirty-five thousand, fifty-seven".