66054052 has 6 divisors (see below), whose sum is σ = 115594598. Its totient is φ = 33027024.

The previous prime is 66054031. The next prime is 66054077. The reversal of 66054052 is 25045066.

It can be written as a sum of positive squares in only one way, i.e., 41293476 + 24760576 = 6426^2 + 4976^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 66054052.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8256753 + ... + 8256760.

Almost surely, 2^66054052 is an apocalyptic number.

It is an amenable number.

66054052 is a deficient number, since it is larger than the sum of its proper divisors (49540546).

66054052 is a wasteful number, since it uses less digits than its factorization.

66054052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16513517 (or 16513515 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 66054052 is about 8127.3643944393. The cubic root of 66054052 is about 404.2342937297.

The spelling of 66054052 in words is "sixty-six million, fifty-four thousand, fifty-two", and thus it is an eban number.