509948995 has 8 divisors (see below), whose sum is σ = 612112320. Its totient is φ = 407843520.

The previous prime is 509948981. The next prime is 509949001. The reversal of 509948995 is 599849905.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 509948995 - 2⁷ = 509948867 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8151 + ... + 32959.

It is an arithmetic number, because the mean of its divisors is an integer number (76514040).

Almost surely, 2^509948995 is an apocalyptic number.

509948995 is a deficient number, since it is larger than the sum of its proper divisors (102163325).

509948995 is a wasteful number, since it uses less digits than its factorization.

509948995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28925.

The product of its (nonzero) digits is 5248800, while the sum is 58.

The square root of 509948995 is about 22582.0502833556. The cubic root of 509948995 is about 798.9303386473.

The spelling of 509948995 in words is "five hundred nine million, nine hundred forty-eight thousand, nine hundred ninety-five".