508953489399 has 8 divisors (see below), whose sum is σ = 754005169520. Its totient is φ = 339302326248.

The previous prime is 508953489353. The next prime is 508953489433. The reversal of 508953489399 is 993984359805.

It is a happy number.

508953489399 is a `hidden beast` number, since 5 + 0 + 8 + 9 + 53 + 489 + 3 + 99 = 666.

It is not a de Polignac number, because 508953489399 - 2¹¹ = 508953487351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (508953489349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9425064592 + ... + 9425064645.

It is an arithmetic number, because the mean of its divisors is an integer number (94250646190).

Almost surely, 2^508953489399 is an apocalyptic number.

508953489399 is a deficient number, since it is larger than the sum of its proper divisors (245051680121).

508953489399 is a wasteful number, since it uses less digits than its factorization.

508953489399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18850129246 (or 18850129240 counting only the distinct ones).

The product of its (nonzero) digits is 377913600, while the sum is 72.

The spelling of 508953489399 in words is "five hundred eight billion, nine hundred fifty-three million, four hundred eighty-nine thousand, three hundred ninety-nine".