338378085677101 has 4 divisors (see below), whose sum is σ = 338534669707804. Its totient is φ = 338221501646400.

The previous prime is 338378085677059. The next prime is 338378085677131. The reversal of 338378085677101 is 101776580873833.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 286829620242025 + 51548465435076 = 16936045^2 + 7179726^2 .

It is a cyclic number.

It is not a de Polignac number, because 338378085677101 - 2³⁵ = 338343725938733 is a prime.

It is a super-2 number, since 2×338378085677101² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (338378085677131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78292012110 + ... + 78292016431.

It is an arithmetic number, because the mean of its divisors is an integer number (84633667426951).

Almost surely, 2^{338378085677101} is an apocalyptic number.

It is an amenable number.

338378085677101 is a deficient number, since it is larger than the sum of its proper divisors (156584030703).

338378085677101 is a wasteful number, since it uses less digits than its factorization.

338378085677101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156584030702.

The product of its (nonzero) digits is 142248960, while the sum is 67.

The spelling of 338378085677101 in words is "three hundred thirty-eight trillion, three hundred seventy-eight billion, eighty-five million, six hundred seventy-seven thousand, one hundred one".