138025248924186 has 48 divisors (see below), whose sum is σ = 341003556175464. Its totient is φ = 39971112809472.

The previous prime is 138025248924137. The next prime is 138025248924191. The reversal of 138025248924186 is 681429842520831.

138025248924186 is a `hidden beast` number, since 1 + 3 + 8 + 0 + 2 + 52 + 489 + 24 + 1 + 86 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 133185886903161 + 4839362021025 = 11540619^2 + 2199855^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17348569291 + ... + 17348577246.

Almost surely, 2^{138025248924186} is an apocalyptic number.

138025248924186 is an abundant number, since it is smaller than the sum of its proper divisors (202978307251278).

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

138025248924186 is a wasteful number, since it uses less digits than its factorization.

138025248924186 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34697146575 (or 34697146572 counting only the distinct ones).

The product of its (nonzero) digits is 53084160, while the sum is 63.

The spelling of 138025248924186 in words is "one hundred thirty-eight trillion, twenty-five billion, two hundred forty-eight million, nine hundred twenty-four thousand, one hundred eighty-six".