257048320462 has 8 divisors (see below), whose sum is σ = 385574824656. Its totient is φ = 128523378912.

The previous prime is 257048320457. The next prime is 257048320567. The reversal of 257048320462 is 264023840752.

257048320462 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 197958 + ... + 743830.

It is an arithmetic number, because the mean of its divisors is an integer number (48196853082).

Almost surely, 2^257048320462 is an apocalyptic number.

257048320462 is a deficient number, since it is larger than the sum of its proper divisors (128526504194).

257048320462 is a wasteful number, since it uses less digits than its factorization.

257048320462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 781322.

The product of its (nonzero) digits is 645120, while the sum is 43.

The spelling of 257048320462 in words is "two hundred fifty-seven billion, forty-eight million, three hundred twenty thousand, four hundred sixty-two".