166303364145 has 16 divisors (see below), whose sum is σ = 266348077632. Its totient is φ = 88607562560.

The previous prime is 166303364089. The next prime is 166303364237. The reversal of 166303364145 is 541463303661.

It is not a de Polignac number, because 166303364145 - 2²³ = 166294975537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 166303364097 and 166303364106.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5457111 + ... + 5487500.

It is an arithmetic number, because the mean of its divisors is an integer number (16646754852).

Almost surely, 2^166303364145 is an apocalyptic number.

166303364145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

166303364145 is a deficient number, since it is larger than the sum of its proper divisors (100044713487).

166303364145 is a wasteful number, since it uses less digits than its factorization.

166303364145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10945632.

The product of its (nonzero) digits is 466560, while the sum is 42.

The spelling of 166303364145 in words is "one hundred sixty-six billion, three hundred three million, three hundred sixty-four thousand, one hundred forty-five".