511457465452 has 6 divisors (see below), whose sum is σ = 895050564548. Its totient is φ = 255728732724.

The previous prime is 511457465447. The next prime is 511457465531. The reversal of 511457465452 is 254564754115.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 511457465396 and 511457465405.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63932183178 + ... + 63932183185.

Almost surely, 2^511457465452 is an apocalyptic number.

It is an amenable number.

511457465452 is a deficient number, since it is larger than the sum of its proper divisors (383593099096).

511457465452 is a wasteful number, since it uses less digits than its factorization.

511457465452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127864366367 (or 127864366365 counting only the distinct ones).

The product of its digits is 3360000, while the sum is 49.

The spelling of 511457465452 in words is "five hundred eleven billion, four hundred fifty-seven million, four hundred sixty-five thousand, four hundred fifty-two".