76166145 has 24 divisors (see below), whose sum is σ = 144024192. Its totient is φ = 36928800.

The previous prime is 76166143. The next prime is 76166149. The reversal of 76166145 is 54166167.

It is not a de Polignac number, because 76166145 - 2¹ = 76166143 is a prime.

It is a super-2 number, since 2×76166145² = 11602563288322050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (76166143) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76441 + ... + 77430.

It is an arithmetic number, because the mean of its divisors is an integer number (6001008).

Almost surely, 2^76166145 is an apocalyptic number.

It is an amenable number.

76166145 is a deficient number, since it is larger than the sum of its proper divisors (67858047).

76166145 is a wasteful number, since it uses less digits than its factorization.

76166145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153893 (or 153890 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 76166145 is about 8727.3217541237. The cubic root of 76166145 is about 423.8908008362.

The spelling of 76166145 in words is "seventy-six million, one hundred sixty-six thousand, one hundred forty-five".