851381460102 has 32 divisors (see below), whose sum is σ = 1737523560960. Its totient is φ = 278016633440.

The previous prime is 851381460043. The next prime is 851381460131. The reversal of 851381460102 is 201064183158.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1821774 + ... + 2240897.

It is an arithmetic number, because the mean of its divisors is an integer number (54297611280).

Almost surely, 2^851381460102 is an apocalyptic number.

851381460102 is an abundant number, since it is smaller than the sum of its proper divisors (886142100858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

851381460102 is a wasteful number, since it uses less digits than its factorization.

851381460102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4063388.

The product of its (nonzero) digits is 46080, while the sum is 39.

The spelling of 851381460102 in words is "eight hundred fifty-one billion, three hundred eighty-one million, four hundred sixty thousand, one hundred two".