166752706145 has 16 divisors (see below), whose sum is σ = 202406981760. Its totient is φ = 131872575744.

The previous prime is 166752706117. The next prime is 166752706201. The reversal of 166752706145 is 541607257661.

It is a cyclic number.

It is not a de Polignac number, because 166752706145 - 2³⁴ = 149572836961 is a prime.

It is a super-2 number, since 2×166752706145² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 166752706093 and 166752706102.

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, 175229 + ... + 603498.

It is an arithmetic number, because the mean of its divisors is an integer number (12650436360).

Almost surely, 2^166752706145 is an apocalyptic number.

It is an amenable number.

166752706145 is a deficient number, since it is larger than the sum of its proper divisors (35654275615).

166752706145 is a wasteful number, since it uses less digits than its factorization.

166752706145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 779224.

The product of its (nonzero) digits is 2116800, while the sum is 50.

The spelling of 166752706145 in words is "one hundred sixty-six billion, seven hundred fifty-two million, seven hundred six thousand, one hundred forty-five".