511457465532 has 48 divisors (see below), whose sum is σ = 1285569488000. Its totient is φ = 157326383808.

The previous prime is 511457465531. The next prime is 511457465587. The reversal of 511457465532 is 235564754115.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (511457465531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77343 + ... + 1014345.

Almost surely, 2^511457465532 is an apocalyptic number.

511457465532 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

511457465532 is an abundant number, since it is smaller than the sum of its proper divisors (774112022468).

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

511457465532 is a wasteful number, since it uses less digits than its factorization.

511457465532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 940522 (or 940520 counting only the distinct ones).

The product of its digits is 2520000, while the sum is 48.

The spelling of 511457465532 in words is "five hundred eleven billion, four hundred fifty-seven million, four hundred sixty-five thousand, five hundred thirty-two".