54142066 has 16 divisors (see below), whose sum is σ = 88833600. Its totient is φ = 24544080.

The previous prime is 54142061. The next prime is 54142087. The reversal of 54142066 is 66024145.

It is not an unprimeable number, because it can be changed into a prime (54142061) 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, 5635 + ... + 11833.

It is an arithmetic number, because the mean of its divisors is an integer number (5552100).

Almost surely, 2^54142066 is an apocalyptic number.

54142066 is a deficient number, since it is larger than the sum of its proper divisors (34691534).

54142066 is a wasteful number, since it uses less digits than its factorization.

54142066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6609.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 54142066 is about 7358.1292459429. The cubic root of 54142066 is about 378.3074912755.

The spelling of 54142066 in words is "fifty-four million, one hundred forty-two thousand, sixty-six".