1466328402825 has 144 divisors (see below), whose sum is σ = 2866037722560. Its totient is φ = 655749120000.

The previous prime is 1466328402823. The next prime is 1466328402839. The reversal of 1466328402825 is 5282048236641.

It is not a de Polignac number, because 1466328402825 - 2¹ = 1466328402823 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1466328402823) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 223216141 + ... + 223222709.

It is an arithmetic number, because the mean of its divisors is an integer number (19903039740).

Almost surely, 2^{1466328402825} is an apocalyptic number.

1466328402825 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1466328402825 is a deficient number, since it is larger than the sum of its proper divisors (1399709319735).

1466328402825 is a wasteful number, since it uses less digits than its factorization.

1466328402825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8220 (or 8202 counting only the distinct ones).

The product of its (nonzero) digits is 4423680, while the sum is 51.

The spelling of 1466328402825 in words is "one trillion, four hundred sixty-six billion, three hundred twenty-eight million, four hundred two thousand, eight hundred twenty-five".