1447626625980 has 48 divisors (see below), whose sum is σ = 4090541310240. Its totient is φ = 382492171008.

The previous prime is 1447626625943. The next prime is 1447626625997. The reversal of 1447626625980 is 895266267441.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (60).

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 15 ways as a sum of consecutive naturals, for example, 110668279 + ... + 110681358.

It is an arithmetic number, because the mean of its divisors is an integer number (85219610630).

Almost surely, 2^{1447626625980} is an apocalyptic number.

1447626625980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1447626625980 is an abundant number, since it is smaller than the sum of its proper divisors (2642914684260).

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

1447626625980 is a wasteful number, since it uses less digits than its factorization.

1447626625980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221349758 (or 221349756 counting only the distinct ones).

The product of its (nonzero) digits is 34836480, while the sum is 60.

The spelling of 1447626625980 in words is "one trillion, four hundred forty-seven billion, six hundred twenty-six million, six hundred twenty-five thousand, nine hundred eighty".