166063704137450 has 48 divisors (see below), whose sum is σ = 353525412639744. Its totient is φ = 56852026420800.

The previous prime is 166063704137449. The next prime is 166063704137489. The reversal of 166063704137450 is 54731407360661.

It is a junction number, because it is equal to n+sod(n) for n = 166063704137392 and 166063704137401.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 350182346 + ... + 350656245.

It is an arithmetic number, because the mean of its divisors is an integer number (7365112763328).

Almost surely, 2^{166063704137450} is an apocalyptic number.

166063704137450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

166063704137450 is an abundant number, since it is smaller than the sum of its proper divisors (187461708502294).

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

166063704137450 is a wasteful number, since it uses less digits than its factorization.

166063704137450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700839287 (or 700839282 counting only the distinct ones).

The product of its (nonzero) digits is 7620480, while the sum is 53.

The spelling of 166063704137450 in words is "one hundred sixty-six trillion, sixty-three billion, seven hundred four million, one hundred thirty-seven thousand, four hundred fifty".