338394501945 has 48 divisors (see below), whose sum is σ = 587486475264. Its totient is φ = 180189360000.

The previous prime is 338394501937. The next prime is 338394502009. The reversal of 338394501945 is 549105493833.

338394501945 is a `hidden beast` number, since 3 + 3 + 8 + 3 + 94 + 501 + 9 + 45 = 666.

338394501945 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 338394501945 - 2³ = 338394501937 is a prime.

It is a super-2 number, since 2×338394501945² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 338394501891 and 338394501900.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 121243500 + ... + 121246290.

It is an arithmetic number, because the mean of its divisors is an integer number (12239301568).

Almost surely, 2^338394501945 is an apocalyptic number.

It is an amenable number.

338394501945 is a deficient number, since it is larger than the sum of its proper divisors (249091973319).

338394501945 is a wasteful number, since it uses less digits than its factorization.

338394501945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6134 (or 6131 counting only the distinct ones).

The product of its (nonzero) digits is 6998400, while the sum is 54.

The spelling of 338394501945 in words is "three hundred thirty-eight billion, three hundred ninety-four million, five hundred one thousand, nine hundred forty-five".