2538978469336 has 16 divisors (see below), whose sum is σ = 4967566570800. Its totient is φ = 1214294050464.

The previous prime is 2538978469331. The next prime is 2538978469343. The reversal of 2538978469336 is 6339648798352.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2538978469331) 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, 6899397831 + ... + 6899398198.

It is an arithmetic number, because the mean of its divisors is an integer number (310472910675).

Almost surely, 2^{2538978469336} is an apocalyptic number.

It is an amenable number.

2538978469336 is a deficient number, since it is larger than the sum of its proper divisors (2428588101464).

2538978469336 is a wasteful number, since it uses less digits than its factorization.

2538978469336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13798796058 (or 13798796054 counting only the distinct ones).

The product of its digits is 1410877440, while the sum is 73.

The spelling of 2538978469336 in words is "two trillion, five hundred thirty-eight billion, nine hundred seventy-eight million, four hundred sixty-nine thousand, three hundred thirty-six".