166463536 has 20 divisors (see below), whose sum is σ = 323136064. Its totient is φ = 83073600.

The previous prime is 166463527. The next prime is 166463569. The reversal of 166463536 is 635364661.

166463536 = T₁₀₅₃₃ + T₁₀₅₃₄ + T₁₀₅₃₅.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 960 + ... + 18271.

Almost surely, 2^166463536 is an apocalyptic number.

166463536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

166463536 is the 10535-th centered triangular number.

It is an amenable number.

166463536 is a deficient number, since it is larger than the sum of its proper divisors (156672528).

166463536 is a wasteful number, since it uses less digits than its factorization.

166463536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19780 (or 19774 counting only the distinct ones).

The product of its digits is 233280, while the sum is 40.

The square root of 166463536 is about 12902.0748718956. The cubic root of 166463536 is about 550.0975430302.

The spelling of 166463536 in words is "one hundred sixty-six million, four hundred sixty-three thousand, five hundred thirty-six".