812628103562 has 8 divisors (see below), whose sum is σ = 1329755078592. Its totient is φ = 369376410700.

The previous prime is 812628103543. The next prime is 812628103643. The reversal of 812628103562 is 265301826218.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18468820514 + ... + 18468820557.

It is an arithmetic number, because the mean of its divisors is an integer number (166219384824).

Almost surely, 2^812628103562 is an apocalyptic number.

812628103562 is a deficient number, since it is larger than the sum of its proper divisors (517126975030).

812628103562 is a wasteful number, since it uses less digits than its factorization.

812628103562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36937641084.

The product of its (nonzero) digits is 276480, while the sum is 44.

The spelling of 812628103562 in words is "eight hundred twelve billion, six hundred twenty-eight million, one hundred three thousand, five hundred sixty-two".