577987057408 has 18 divisors (see below), whose sum is σ = 1153716353384. Its totient is φ = 288993528576.

The previous prime is 577987057393. The next prime is 577987057409. The reversal of 577987057408 is 804750789775.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (577987057409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1128880716 + ... + 1128881227.

Almost surely, 2^577987057408 is an apocalyptic number.

It is an amenable number.

577987057408 is a deficient number, since it is larger than the sum of its proper divisors (575729295976).

577987057408 is an equidigital number, since it uses as much as digits as its factorization.

577987057408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2257761959 (or 2257761945 counting only the distinct ones).

The product of its (nonzero) digits is 138297600, while the sum is 67.

The spelling of 577987057408 in words is "five hundred seventy-seven billion, nine hundred eighty-seven million, fifty-seven thousand, four hundred eight".