2057562650 has 72 divisors (see below), whose sum is σ = 4530368892. Its totient is φ = 690624000.

The previous prime is 2057562643. The next prime is 2057562671. The reversal of 2057562650 is 562657502.

It can be written as a sum of positive squares in 6 ways, for example, as 199176769 + 1858385881 = 14113^2 + 43109^2 .

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 65570 + ... + 91730.

Almost surely, 2^2057562650 is an apocalyptic number.

2057562650 is an abundant number, since it is smaller than the sum of its proper divisors (2472806242).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2057562650 is a wasteful number, since it uses less digits than its factorization.

2057562650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26208 (or 26192 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 38.

The square root of 2057562650 is about 45360.3643062972. The cubic root of 2057562650 is about 1271.8943045524.

The spelling of 2057562650 in words is "two billion, fifty-seven million, five hundred sixty-two thousand, six hundred fifty".