338378445507 has 8 divisors (see below), whose sum is σ = 451652770576. Its totient is φ = 225344875392.

The previous prime is 338378445469. The next prime is 338378445533. The reversal of 338378445507 is 705544873833.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 338378445507 - 2⁶ = 338378445443 is a prime.

It is a super-2 number, since 2×338378445507² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (338378445007) 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, 60185458 + ... + 60191079.

It is an arithmetic number, because the mean of its divisors is an integer number (56456596322).

Almost surely, 2^338378445507 is an apocalyptic number.

338378445507 is a deficient number, since it is larger than the sum of its proper divisors (113274325069).

338378445507 is a wasteful number, since it uses less digits than its factorization.

338378445507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120377477.

The product of its (nonzero) digits is 33868800, while the sum is 57.

The spelling of 338378445507 in words is "three hundred thirty-eight billion, three hundred seventy-eight million, four hundred forty-five thousand, five hundred seven".