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338498364961 = 19349350979
BaseRepresentation
bin1001110110100000001…
…00110010011000100001
31012100201112101121020001
410323100010302120201
521021221040134321
6415300510420001
733312206425411
oct4732004623041
91170645347201
10338498364961
11120613558749
125572a501601
1325bc6a68913
1412552102641
158c12426c91
hex4ed0132621

338498364961 has 8 divisors (see below), whose sum is σ = 357301095200. Its totient is φ = 320682655044.

The previous prime is 338498364931. The next prime is 338498365013. The reversal of 338498364961 is 169463894833.

It is not a de Polignac number, because 338498364961 - 25 = 338498364929 is a prime.

It is a super-2 number, since 2×3384983649612 (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 338498364893 and 338498364902.

It is not an unprimeable number, because it can be changed into a prime (338498364931) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24668631 + ... + 24682348.

It is an arithmetic number, because the mean of its divisors is an integer number (44662636900).

Almost surely, 2338498364961 is an apocalyptic number.

It is an amenable number.

338498364961 is a deficient number, since it is larger than the sum of its proper divisors (18802730239).

338498364961 is an frugal number, since it uses more digits than its factorization.

338498364961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49351036 (or 49350998 counting only the distinct ones).

The product of its digits is 80621568, while the sum is 64.

The spelling of 338498364961 in words is "three hundred thirty-eight billion, four hundred ninety-eight million, three hundred sixty-four thousand, nine hundred sixty-one".

Divisors: 1 19 361 6859 49350979 937668601 17815703419 338498364961