2557043522 has 32 divisors (see below), whose sum is σ = 4421044800. Its totient is φ = 1096977600.

The previous prime is 2557043509. The next prime is 2557043551. The reversal of 2557043522 is 2253407552.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101072 + ... + 123812.

It is an arithmetic number, because the mean of its divisors is an integer number (138157650).

Almost surely, 2^2557043522 is an apocalyptic number.

2557043522 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2557043522 is a deficient number, since it is larger than the sum of its proper divisors (1864001278).

2557043522 is a wasteful number, since it uses less digits than its factorization.

2557043522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23042.

The product of its (nonzero) digits is 84000, while the sum is 35.

The square root of 2557043522 is about 50567.2178590043. The cubic root of 2557043522 is about 1367.4539392503.

The spelling of 2557043522 in words is "two billion, five hundred fifty-seven million, forty-three thousand, five hundred twenty-two".