66001052 has 24 divisors (see below), whose sum is σ = 126097776. Its totient is φ = 30043008.

The previous prime is 66001049. The next prime is 66001063. The reversal of 66001052 is 25010066.

It is a super-2 number, since 2×66001052² = 8712277730213408, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4898 + ... + 12489.

It is an arithmetic number, because the mean of its divisors is an integer number (5254074).

Almost surely, 2^66001052 is an apocalyptic number.

It is an amenable number.

66001052 is a deficient number, since it is larger than the sum of its proper divisors (60096724).

66001052 is a wasteful number, since it uses less digits than its factorization.

66001052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17477 (or 17475 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 66001052 is about 8124.1031505022. The cubic root of 66001052 is about 404.1261492147.

The spelling of 66001052 in words is "sixty-six million, one thousand, fifty-two".