166234046043 has 32 divisors (see below), whose sum is σ = 239337262080. Its totient is φ = 102022945920.

The previous prime is 166234046039. The next prime is 166234046047. The reversal of 166234046043 is 340640432661.

It is an interprime number because it is at equal distance from previous prime (166234046039) and next prime (166234046047).

It is not a de Polignac number, because 166234046043 - 2² = 166234046039 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 166234045992 and 166234046010.

It is not an unprimeable number, because it can be changed into a prime (166234046047) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46706298 + ... + 46709856.

It is an arithmetic number, because the mean of its divisors is an integer number (7479289440).

Almost surely, 2^166234046043 is an apocalyptic number.

166234046043 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

166234046043 is a deficient number, since it is larger than the sum of its proper divisors (73103216037).

166234046043 is a wasteful number, since it uses less digits than its factorization.

166234046043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6459.

The product of its (nonzero) digits is 248832, while the sum is 39.

The spelling of 166234046043 in words is "one hundred sixty-six billion, two hundred thirty-four million, forty-six thousand, forty-three".