338700243280 has 80 divisors (see below), whose sum is σ = 912303465984. Its totient is φ = 114535019520.

The previous prime is 338700243221. The next prime is 338700243307. The reversal of 338700243280 is 82342007833.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×338700243280² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4101736 + ... + 4183495.

Almost surely, 2^338700243280 is an apocalyptic number.

It is an amenable number.

338700243280 is an abundant number, since it is smaller than the sum of its proper divisors (573603222704).

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

338700243280 is a wasteful number, since it uses less digits than its factorization.

338700243280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8285324 (or 8285318 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 40.

The spelling of 338700243280 in words is "three hundred thirty-eight billion, seven hundred million, two hundred forty-three thousand, two hundred eighty".