1466075240172 has 18 divisors (see below), whose sum is σ = 3705912412748. Its totient is φ = 488691746712.

The previous prime is 1466075240171. The next prime is 1466075240197. The reversal of 1466075240172 is 2710425706641.

1466075240172 is a `hidden beast` number, since 1 + 4 + 6 + 607 + 5 + 24 + 0 + 17 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (1466075240171) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20362156078 + ... + 20362156149.

Almost surely, 2^{1466075240172} is an apocalyptic number.

1466075240172 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1466075240172 is an abundant number, since it is smaller than the sum of its proper divisors (2239837172576).

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

1466075240172 is a wasteful number, since it uses less digits than its factorization.

1466075240172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40724312237 (or 40724312232 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 45.

The spelling of 1466075240172 in words is "one trillion, four hundred sixty-six billion, seventy-five million, two hundred forty thousand, one hundred seventy-two".