557346262050 has 90 divisors (see below), whose sum is σ = 1548728930529. Its totient is φ = 148613000400.

The previous prime is 557346262037. The next prime is 557346262051. The reversal of 557346262050 is 50262643755.

557346262050 is a `hidden beast` number, since 5 + 573 + 4 + 6 + 2 + 6 + 20 + 50 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 546199336809 + 11146925241 = 739053^2 + 105579^2 .

It is a tau number, because it is divible by the number of its divisors (90).

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=527895.

It is a super-2 number, since 2×557346262050² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 557346261987 and 557346262005.

It is not an unprimeable number, because it can be changed into a prime (557346262051) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 47504685 + ... + 47516415.

Almost surely, 2^557346262050 is an apocalyptic number.

557346262050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

557346262050 is an abundant number, since it is smaller than the sum of its proper divisors (991382668479).

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

557346262050 is an frugal number, since it uses more digits than its factorization.

557346262050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23486 (or 11741 counting only the distinct ones).

The product of its (nonzero) digits is 1512000, while the sum is 45.

The spelling of 557346262050 in words is "five hundred fifty-seven billion, three hundred forty-six million, two hundred sixty-two thousand, fifty".