169399493514 has 12 divisors (see below), whose sum is σ = 367032235986. Its totient is φ = 56466497832.

The previous prime is 169399493509. The next prime is 169399493587. The reversal of 169399493514 is 415394993961.

169399493514 is a `hidden beast` number, since 1 + 6 + 9 + 3 + 99 + 493 + 51 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 166255985025 + 3143508489 = 407745^2 + 56067^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4705541469 + ... + 4705541504.

Almost surely, 2^169399493514 is an apocalyptic number.

169399493514 is an abundant number, since it is smaller than the sum of its proper divisors (197632742472).

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

169399493514 is a wasteful number, since it uses less digits than its factorization.

169399493514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9411082981 (or 9411082978 counting only the distinct ones).

The product of its digits is 28343520, while the sum is 63.

The spelling of 169399493514 in words is "one hundred sixty-nine billion, three hundred ninety-nine million, four hundred ninety-three thousand, five hundred fourteen".