812451125102 has 8 divisors (see below), whose sum is σ = 1260700021800. Its totient is φ = 392217784504.

The previous prime is 812451125093. The next prime is 812451125111. The reversal of 812451125102 is 201521154218.

It is an interprime number because it is at equal distance from previous prime (812451125093) and next prime (812451125111).

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, 7003888952 + ... + 7003889067.

It is an arithmetic number, because the mean of its divisors is an integer number (157587502725).

Almost surely, 2^812451125102 is an apocalyptic number.

812451125102 is a deficient number, since it is larger than the sum of its proper divisors (448248896698).

812451125102 is a wasteful number, since it uses less digits than its factorization.

812451125102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14007778050.

The product of its (nonzero) digits is 6400, while the sum is 32.

The spelling of 812451125102 in words is "eight hundred twelve billion, four hundred fifty-one million, one hundred twenty-five thousand, one hundred two".