246889421028 has 18 divisors (see below), whose sum is σ = 624081592134. Its totient is φ = 82296473664.

The previous prime is 246889420909. The next prime is 246889421033. The reversal of 246889421028 is 820124988642.

246889421028 is a `hidden beast` number, since 246 + 88 + 94 + 210 + 28 = 666.

It can be written as a sum of positive squares in only one way, i.e., 215628352164 + 31261068864 = 464358^2 + 176808^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3429019701 + ... + 3429019772.

It is an arithmetic number, because the mean of its divisors is an integer number (34671199563).

Almost surely, 2^246889421028 is an apocalyptic number.

It is an amenable number.

246889421028 is an abundant number, since it is smaller than the sum of its proper divisors (377192171106).

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

246889421028 is a wasteful number, since it uses less digits than its factorization.

246889421028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6858039483 (or 6858039478 counting only the distinct ones).

The product of its (nonzero) digits is 3538944, while the sum is 54.

The spelling of 246889421028 in words is "two hundred forty-six billion, eight hundred eighty-nine million, four hundred twenty-one thousand, twenty-eight".