420814233901098 has 144 divisors (see below), whose sum is σ = 996472517713920. Its totient is φ = 128175754601664.

The previous prime is 420814233901081. The next prime is 420814233901123. The reversal of 420814233901098 is 890109332418024.

420814233901098 is a `hidden beast` number, since 4 + 2 + 0 + 8 + 142 + 3 + 390 + 109 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 184102615 + ... + 186374357.

It is an arithmetic number, because the mean of its divisors is an integer number (6919948039680).

Almost surely, 2^{420814233901098} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 420814233901098, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (498236258856960).

420814233901098 is an abundant number, since it is smaller than the sum of its proper divisors (575658283812822).

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

420814233901098 is a wasteful number, since it uses less digits than its factorization.

420814233901098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2272801 (or 2272779 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 54.

The spelling of 420814233901098 in words is "four hundred twenty trillion, eight hundred fourteen billion, two hundred thirty-three million, nine hundred one thousand, ninety-eight".