557370720545234 has 4 divisors (see below), whose sum is σ = 836056080817854. Its totient is φ = 278685360272616.

The previous prime is 557370720545227. The next prime is 557370720545291. The reversal of 557370720545234 is 432545027073755.

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

It can be written as a sum of positive squares in only one way, i.e., 532997887042009 + 24372833503225 = 23086747^2 + 4936885^2 .

It is a super-2 number, since 2×557370720545234² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 139342680136307 + ... + 139342680136310.

Almost surely, 2^{557370720545234} is an apocalyptic number.

557370720545234 is a deficient number, since it is larger than the sum of its proper divisors (278685360272620).

557370720545234 is a wasteful number, since it uses less digits than its factorization.

557370720545234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278685360272619.

The product of its (nonzero) digits is 123480000, while the sum is 59.

The spelling of 557370720545234 in words is "five hundred fifty-seven trillion, three hundred seventy billion, seven hundred twenty million, five hundred forty-five thousand, two hundred thirty-four".