509232162487 has 2 divisors, whose sum is σ = 509232162488. Its totient is φ = 509232162486.

The previous prime is 509232162473. The next prime is 509232162493. The reversal of 509232162487 is 784261232905.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 509232162487 - 2²³ = 509223773879 is a prime.

It is a super-2 number, since 2×509232162487² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 509232162487.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (509232162407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 254616081243 + 254616081244.

It is an arithmetic number, because the mean of its divisors is an integer number (254616081244).

It is a 1-persistent number, because it is pandigital, but 2⋅509232162487 = 1018464324974 is not.

Almost surely, 2^509232162487 is an apocalyptic number.

509232162487 is a deficient number, since it is larger than the sum of its proper divisors (1).

509232162487 is an equidigital number, since it uses as much as digits as its factorization.

509232162487 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1451520, while the sum is 49.

The spelling of 509232162487 in words is "five hundred nine billion, two hundred thirty-two million, one hundred sixty-two thousand, four hundred eighty-seven".