557263054 has 4 divisors (see below), whose sum is σ = 835894584. Its totient is φ = 278631526.

The previous prime is 557263051. The next prime is 557263081. The reversal of 557263054 is 450362755.

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

It is a super-2 number, since 2×557263054² = 621084222706813832, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557263051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 139315762 + ... + 139315765.

It is an arithmetic number, because the mean of its divisors is an integer number (208973646).

Almost surely, 2^557263054 is an apocalyptic number.

557263054 is a deficient number, since it is larger than the sum of its proper divisors (278631530).

557263054 is a wasteful number, since it uses less digits than its factorization.

557263054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278631529.

The product of its (nonzero) digits is 126000, while the sum is 37.

The square root of 557263054 is about 23606.4197624290. The cubic root of 557263054 is about 822.9120407259.

The spelling of 557263054 in words is "five hundred fifty-seven million, two hundred sixty-three thousand, fifty-four".