1406505532066 has 16 divisors (see below), whose sum is σ = 2110510344384. Its totient is φ = 703002139984.

The previous prime is 1406505532049. The next prime is 1406505532087. The reversal of 1406505532066 is 6602355056041.

It is a super-3 number, since 3×1406505532066³ (a number of 37 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115026645 + ... + 115038871.

It is an arithmetic number, because the mean of its divisors is an integer number (131906896524).

Almost surely, 2^{1406505532066} is an apocalyptic number.

1406505532066 is a deficient number, since it is larger than the sum of its proper divisors (704004812318).

1406505532066 is a wasteful number, since it uses less digits than its factorization.

1406505532066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28025.

The product of its (nonzero) digits is 648000, while the sum is 43.

The spelling of 1406505532066 in words is "one trillion, four hundred six billion, five hundred five million, five hundred thirty-two thousand, sixty-six".