136450664380320 has 96 divisors (see below), whose sum is σ = 433203999234048. Its totient is φ = 36100333237248.

The previous prime is 136450664380291. The next prime is 136450664380321. The reversal of 136450664380320 is 23083466054631.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (136450664380321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1119120999 + ... + 1119242918.

It is an arithmetic number, because the mean of its divisors is an integer number (4512541658688).

Almost surely, 2^{136450664380320} is an apocalyptic number.

136450664380320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136450664380320 is an abundant number, since it is smaller than the sum of its proper divisors (296753334853728).

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

136450664380320 is a wasteful number, since it uses less digits than its factorization.

136450664380320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2238364062 (or 2238364054 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 51.

The spelling of 136450664380320 in words is "one hundred thirty-six trillion, four hundred fifty billion, six hundred sixty-four million, three hundred eighty thousand, three hundred twenty".