509026373780988 has 48 divisors (see below), whose sum is σ = 1357404793767680. Its totient is φ = 145435985685504.

The previous prime is 509026373780971. The next prime is 509026373781001. The reversal of 509026373780988 is 889087373620905.

It is a super-2 number, since 2×509026373780988² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 163918995 + ... + 166995477.

Almost surely, 2^{509026373780988} is an apocalyptic number.

It is an amenable number.

509026373780988 is an abundant number, since it is smaller than the sum of its proper divisors (848378419986692).

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

509026373780988 is a wasteful number, since it uses less digits than its factorization.

509026373780988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5046226 (or 5046224 counting only the distinct ones).

The product of its (nonzero) digits is 1097349120, while the sum is 75.

The spelling of 509026373780988 in words is "five hundred nine trillion, twenty-six billion, three hundred seventy-three million, seven hundred eighty thousand, nine hundred eighty-eight".