138336770104452 has 72 divisors (see below), whose sum is σ = 349833514430400. Its totient is φ = 46092623279040.

The previous prime is 138336770104451. The next prime is 138336770104453. The reversal of 138336770104452 is 254401077633831.

138336770104452 is a `hidden beast` number, since 1 + 3 + 83 + 3 + 6 + 7 + 7 + 0 + 104 + 452 = 666.

It is an interprime number because it is at equal distance from previous prime (138336770104451) and next prime (138336770104453).

It is a super-2 number, since 2×138336770104452² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (138336770104451) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3329464174 + ... + 3329505722.

Almost surely, 2^{138336770104452} is an apocalyptic number.

138336770104452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

138336770104452 is an abundant number, since it is smaller than the sum of its proper divisors (211496744325948).

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

138336770104452 is a wasteful number, since it uses less digits than its factorization.

138336770104452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78713 (or 78708 counting only the distinct ones).

The product of its (nonzero) digits is 10160640, while the sum is 54.

The spelling of 138336770104452 in words is "one hundred thirty-eight trillion, three hundred thirty-six billion, seven hundred seventy million, one hundred four thousand, four hundred fifty-two".