136899958349952 has 320 divisors, whose sum is σ = 466862166936000. Its totient is φ = 39009402095616.

The previous prime is 136899958349923. The next prime is 136899958349993. The reversal of 136899958349952 is 259943859998631.

136899958349952 is a `hidden beast` number, since 1 + 3 + 6 + 8 + 99 + 95 + 8 + 349 + 95 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 24542299 + ... + 29599397.

It is an arithmetic number, because the mean of its divisors is an integer number (1458944271675).

Almost surely, 2^{136899958349952} is an apocalyptic number.

136899958349952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136899958349952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (233431083468000).

136899958349952 is an abundant number, since it is smaller than the sum of its proper divisors (329962208586048).

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

136899958349952 is an equidigital number, since it uses as much as digits as its factorization.

136899958349952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5057505 (or 5057484 counting only the distinct ones).

The product of its digits is 40814668800, while the sum is 90.

The spelling of 136899958349952 in words is "one hundred thirty-six trillion, eight hundred ninety-nine billion, nine hundred fifty-eight million, three hundred forty-nine thousand, nine hundred fifty-two".