1204633166720 has 64 divisors (see below), whose sum is σ = 2920387206240. Its totient is φ = 475066583040.

The previous prime is 1204633166717. The next prime is 1204633166747. The reversal of 1204633166720 is 276613364021.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×1204633166720² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13209767 + ... + 13300646.

Almost surely, 2^{1204633166720} is an apocalyptic number.

1204633166720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1204633166720 is an abundant number, since it is smaller than the sum of its proper divisors (1715754039520).

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

1204633166720 is an equidigital number, since it uses as much as digits as its factorization.

1204633166720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26510503 (or 26510491 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 41.

The spelling of 1204633166720 in words is "one trillion, two hundred four billion, six hundred thirty-three million, one hundred sixty-six thousand, seven hundred twenty".