1461044670720 has 576 divisors, whose sum is σ = 5117320986624. Its totient is φ = 353794129920.

The previous prime is 1461044670707. The next prime is 1461044670731. The reversal of 1461044670720 is 270764401641.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 232981185 + ... + 232987455.

It is an arithmetic number, because the mean of its divisors is an integer number (8884237824).

Almost surely, 2^{1461044670720} is an apocalyptic number.

1461044670720 is a gapful number since it is divisible by the number (10) 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 1461044670720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2558660493312).

1461044670720 is an abundant number, since it is smaller than the sum of its proper divisors (3656276315904).

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

1461044670720 is a wasteful number, since it uses less digits than its factorization.

1461044670720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6438 (or 6424 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 42.

The spelling of 1461044670720 in words is "one trillion, four hundred sixty-one billion, forty-four million, six hundred seventy thousand, seven hundred twenty".