2056649029 has 8 divisors (see below), whose sum is σ = 2147052672. Its totient is φ = 1966327440.

The previous prime is 2056648987. The next prime is 2056649039. The reversal of 2056649029 is 9209466502.

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

It is a cyclic number.

It is not a de Polignac number, because 2056649029 - 2¹³ = 2056640837 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2056649039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33807 + ... + 72499.

It is an arithmetic number, because the mean of its divisors is an integer number (268381584).

Almost surely, 2^2056649029 is an apocalyptic number.

It is an amenable number.

2056649029 is a deficient number, since it is larger than the sum of its proper divisors (90403643).

2056649029 is a wasteful number, since it uses less digits than its factorization.

2056649029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41027.

The product of its (nonzero) digits is 233280, while the sum is 43.

The square root of 2056649029 is about 45350.2924907878. The cubic root of 2056649029 is about 1271.7060233059.

The spelling of 2056649029 in words is "two billion, fifty-six million, six hundred forty-nine thousand, twenty-nine".