577140134426 has 4 divisors (see below), whose sum is σ = 865710201642. Its totient is φ = 288570067212.

The previous prime is 577140134323. The next prime is 577140134453. The reversal of 577140134426 is 624431041775.

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., 306693332401 + 270446802025 = 553799^2 + 520045^2 .

It is a super-2 number, since 2×577140134426² (a number of 24 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, 144285033605 + ... + 144285033608.

Almost surely, 2^577140134426 is an apocalyptic number.

577140134426 is a deficient number, since it is larger than the sum of its proper divisors (288570067216).

577140134426 is a wasteful number, since it uses less digits than its factorization.

577140134426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288570067215.

The product of its (nonzero) digits is 564480, while the sum is 44.

The spelling of 577140134426 in words is "five hundred seventy-seven billion, one hundred forty million, one hundred thirty-four thousand, four hundred twenty-six".