169049137337964 has 72 divisors (see below), whose sum is σ = 475034135069312. Its totient is φ = 50337212106240.

The previous prime is 169049137337917. The next prime is 169049137338017. The reversal of 169049137337964 is 469733731940961.

169049137337964 is a `hidden beast` number, since 1 + 6 + 9 + 0 + 491 + 3 + 7 + 3 + 3 + 79 + 64 = 666.

It is a super-2 number, since 2×169049137337964² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 169049137337892 and 169049137337901.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5826051709 + ... + 5826080724.

Almost surely, 2^{169049137337964} is an apocalyptic number.

It is an amenable number.

169049137337964 is an abundant number, since it is smaller than the sum of its proper divisors (305984997731348).

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

169049137337964 is a wasteful number, since it uses less digits than its factorization.

169049137337964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11652132487 (or 11652132482 counting only the distinct ones).

The product of its (nonzero) digits is 555532992, while the sum is 72.

The spelling of 169049137337964 in words is "one hundred sixty-nine trillion, forty-nine billion, one hundred thirty-seven million, three hundred thirty-seven thousand, nine hundred sixty-four".