2557796829 has 16 divisors (see below), whose sum is σ = 4126866048. Its totient is φ = 1375621632.

The previous prime is 2557796803. The next prime is 2557796831. The reversal of 2557796829 is 9286977552.

It is not a de Polignac number, because 2557796829 - 2¹³ = 2557788637 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2557791829) 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 15 ways as a sum of consecutive naturals, for example, 3581992 + ... + 3582705.

It is an arithmetic number, because the mean of its divisors is an integer number (257929128).

Almost surely, 2^2557796829 is an apocalyptic number.

It is an amenable number.

2557796829 is a deficient number, since it is larger than the sum of its proper divisors (1569069219).

2557796829 is a wasteful number, since it uses less digits than its factorization.

2557796829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7164724.

The product of its digits is 19051200, while the sum is 60.

The square root of 2557796829 is about 50574.6658812493. The cubic root of 2557796829 is about 1367.5882103952.

The spelling of 2557796829 in words is "two billion, five hundred fifty-seven million, seven hundred ninety-six thousand, eight hundred twenty-nine".