577604401640 has 64 divisors (see below), whose sum is σ = 1536484636800. Its totient is φ = 191206971648.

The previous prime is 577604401631. The next prime is 577604401697. The reversal of 577604401640 is 46104406775.

It is a junction number, because it is equal to n+sod(n) for n = 577604401591 and 577604401600.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35558654 + ... + 35574893.

It is an arithmetic number, because the mean of its divisors is an integer number (24007572450).

Almost surely, 2^577604401640 is an apocalyptic number.

It is an amenable number.

577604401640 is an abundant number, since it is smaller than the sum of its proper divisors (958880235160).

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

577604401640 is a wasteful number, since it uses less digits than its factorization.

577604401640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71133594 (or 71133590 counting only the distinct ones).

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

The spelling of 577604401640 in words is "five hundred seventy-seven billion, six hundred four million, four hundred one thousand, six hundred forty".