1451662655120 has 40 divisors (see below), whose sum is σ = 3375201737400. Its totient is φ = 580650255360.

The previous prime is 1451662655087. The next prime is 1451662655129. The reversal of 1451662655120 is 215562661541.

It can be written as a sum of positive squares in 4 ways, for example, as 1545747856 + 1450116907264 = 39316^2 + 1204208^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (1451662655129) 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 7 ways as a sum of consecutive naturals, for example, 3251156 + ... + 3670604.

It is an arithmetic number, because the mean of its divisors is an integer number (84380043435).

Almost surely, 2^{1451662655120} is an apocalyptic number.

1451662655120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1451662655120 is an abundant number, since it is smaller than the sum of its proper divisors (1923539082280).

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

1451662655120 is a wasteful number, since it uses less digits than its factorization.

1451662655120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462723 (or 462717 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 44.

The spelling of 1451662655120 in words is "one trillion, four hundred fifty-one billion, six hundred sixty-two million, six hundred fifty-five thousand, one hundred twenty".