511919025652048 has 40 divisors (see below), whose sum is σ = 1134857663514432. Its totient is φ = 219137865915648.

The previous prime is 511919025651983. The next prime is 511919025652091. The reversal of 511919025652048 is 840256520919115.

It is a super-2 number, since 2×511919025652048² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 511919025651983 and 511919025652001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2666593390 + ... + 2666785357.

Almost surely, 2^{511919025652048} is an apocalyptic number.

It is an amenable number.

511919025652048 is an abundant number, since it is smaller than the sum of its proper divisors (622938637862384).

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

511919025652048 is a wasteful number, since it uses less digits than its factorization.

511919025652048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5333379619 (or 5333379613 counting only the distinct ones).

The product of its (nonzero) digits is 7776000, while the sum is 58.

The spelling of 511919025652048 in words is "five hundred eleven trillion, nine hundred nineteen billion, twenty-five million, six hundred fifty-two thousand, forty-eight".