540223215466 has 16 divisors (see below), whose sum is σ = 930528027360. Its totient is φ = 232632006480.

The previous prime is 540223215463. The next prime is 540223215479. The reversal of 540223215466 is 664512322045.

It is a happy number.

It is a super-2 number, since 2×540223215466² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (540223215463) 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, 646199601 + ... + 646200436.

It is an arithmetic number, because the mean of its divisors is an integer number (58158001710).

Almost surely, 2^540223215466 is an apocalyptic number.

540223215466 is a deficient number, since it is larger than the sum of its proper divisors (390304811894).

540223215466 is a wasteful number, since it uses less digits than its factorization.

540223215466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1292400069.

The product of its (nonzero) digits is 345600, while the sum is 40.

The spelling of 540223215466 in words is "five hundred forty billion, two hundred twenty-three million, two hundred fifteen thousand, four hundred sixty-six".