509224791460 has 96 divisors (see below), whose sum is σ = 1333533051648. Its totient is φ = 158684897280.

The previous prime is 509224791421. The next prime is 509224791463. The reversal of 509224791460 is 64197422905.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (509224791463) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7569492 + ... + 7636468.

It is an arithmetic number, because the mean of its divisors is an integer number (13890969288).

Almost surely, 2^509224791460 is an apocalyptic number.

It is an amenable number.

509224791460 is an abundant number, since it is smaller than the sum of its proper divisors (824308260188).

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

509224791460 is a wasteful number, since it uses less digits than its factorization.

509224791460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71941 (or 71939 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 49.

The spelling of 509224791460 in words is "five hundred nine billion, two hundred twenty-four million, seven hundred ninety-one thousand, four hundred sixty".