28953436256506 has 8 divisors (see below), whose sum is σ = 44831127106944. Its totient is φ = 14009727220860.

The previous prime is 28953436256491. The next prime is 28953436256533. The reversal of 28953436256506 is 60565263435982.

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

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, 233495453620 + ... + 233495453743.

It is an arithmetic number, because the mean of its divisors is an integer number (5603890888368).

Almost surely, 2^{28953436256506} is an apocalyptic number.

28953436256506 is a deficient number, since it is larger than the sum of its proper divisors (15877690850438).

28953436256506 is a wasteful number, since it uses less digits than its factorization.

28953436256506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466990907396.

The product of its (nonzero) digits is 279936000, while the sum is 64.

The spelling of 28953436256506 in words is "twenty-eight trillion, nine hundred fifty-three billion, four hundred thirty-six million, two hundred fifty-six thousand, five hundred six".