338984392471662 has 256 divisors, whose sum is σ = 911250055987200. Its totient is φ = 81674991636480.

The previous prime is 338984392471619. The next prime is 338984392471691. The reversal of 338984392471662 is 266174293489833.

It is a super-2 number, since 2×338984392471662² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 21666087 + ... + 33873117.

It is an arithmetic number, because the mean of its divisors is an integer number (3559570531200).

Almost surely, 2^{338984392471662} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 338984392471662, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (455625027993600).

338984392471662 is an abundant number, since it is smaller than the sum of its proper divisors (572265663515538).

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

338984392471662 is a wasteful number, since it uses less digits than its factorization.

338984392471662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12207191.

The product of its digits is 2257403904, while the sum is 75.

The spelling of 338984392471662 in words is "three hundred thirty-eight trillion, nine hundred eighty-four billion, three hundred ninety-two million, four hundred seventy-one thousand, six hundred sixty-two".