57503402266 has 4 divisors (see below), whose sum is σ = 86255103402. Its totient is φ = 28751701132.

The previous prime is 57503402263. The next prime is 57503402269. The reversal of 57503402266 is 66220430575.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (57503402263) and next prime (57503402269).

It can be written as a sum of positive squares in only one way, i.e., 45277456225 + 12225946041 = 212785^2 + 110571^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (57503402263) 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 as a sum of consecutive naturals, namely, 14375850565 + ... + 14375850568.

Almost surely, 2^57503402266 is an apocalyptic number.

57503402266 is a deficient number, since it is larger than the sum of its proper divisors (28751701136).

57503402266 is a wasteful number, since it uses less digits than its factorization.

57503402266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28751701135.

The product of its (nonzero) digits is 302400, while the sum is 40.

The spelling of 57503402266 in words is "fifty-seven billion, five hundred three million, four hundred two thousand, two hundred sixty-six".