1466466545820 has 96 divisors (see below), whose sum is σ = 4322641639680. Its totient is φ = 370439377920.

The previous prime is 1466466545717. The next prime is 1466466545821. The reversal of 1466466545820 is 285456646641.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1466466545821) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12677364 + ... + 12792516.

It is an arithmetic number, because the mean of its divisors is an integer number (45027517080).

Almost surely, 2^{1466466545820} is an apocalyptic number.

1466466545820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1466466545820 is an abundant number, since it is smaller than the sum of its proper divisors (2856175093860).

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

1466466545820 is a wasteful number, since it uses less digits than its factorization.

1466466545820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126355 (or 126353 counting only the distinct ones).

The product of its (nonzero) digits is 33177600, while the sum is 57.

The spelling of 1466466545820 in words is "one trillion, four hundred sixty-six billion, four hundred sixty-six million, five hundred forty-five thousand, eight hundred twenty".