577123655916 has 48 divisors (see below), whose sum is σ = 1445917132800. Its totient is φ = 178508279040.

The previous prime is 577123655753. The next prime is 577123655947. The reversal of 577123655916 is 619556321775.

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, 19908316 + ... + 19937283.

It is an arithmetic number, because the mean of its divisors is an integer number (30123273600).

Almost surely, 2^577123655916 is an apocalyptic number.

It is an amenable number.

577123655916 is an abundant number, since it is smaller than the sum of its proper divisors (868793476884).

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

577123655916 is a wasteful number, since it uses less digits than its factorization.

577123655916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39845694 (or 39845692 counting only the distinct ones).

The product of its digits is 11907000, while the sum is 57.

The spelling of 577123655916 in words is "five hundred seventy-seven billion, one hundred twenty-three million, six hundred fifty-five thousand, nine hundred sixteen".