166051452 has 24 divisors (see below), whose sum is σ = 442804096. Its totient is φ = 47443248.

The previous prime is 166051451. The next prime is 166051453. The reversal of 166051452 is 254150661.

166051452 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (166051451) and next prime (166051453).

It is a super-2 number, since 2×166051452² = 55146169422616608, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166051451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 988318 + ... + 988485.

Almost surely, 2^166051452 is an apocalyptic number.

166051452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

166051452 is an abundant number, since it is smaller than the sum of its proper divisors (276752644).

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

166051452 is a wasteful number, since it uses less digits than its factorization.

166051452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1976817 (or 1976815 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 166051452 is about 12886.0952968694. The cubic root of 166051452 is about 549.6432419168.

The spelling of 166051452 in words is "one hundred sixty-six million, fifty-one thousand, four hundred fifty-two".