1466538136194 has 16 divisors (see below), whose sum is σ = 3004614718560. Its totient is φ = 476922971040.

The previous prime is 1466538136171. The next prime is 1466538136199. The reversal of 1466538136194 is 4916318356641.

It is a happy number.

It is a super-2 number, since 2×1466538136194² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1466538136199) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2980768324 + ... + 2980768815.

It is an arithmetic number, because the mean of its divisors is an integer number (187788419910).

Almost surely, 2^{1466538136194} is an apocalyptic number.

1466538136194 is an abundant number, since it is smaller than the sum of its proper divisors (1538076582366).

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

1466538136194 is a wasteful number, since it uses less digits than its factorization.

1466538136194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5961537185.

The product of its digits is 11197440, while the sum is 57.

The spelling of 1466538136194 in words is "one trillion, four hundred sixty-six billion, five hundred thirty-eight million, one hundred thirty-six thousand, one hundred ninety-four".