3257653066 has 4 divisors (see below), whose sum is σ = 4886479602. Its totient is φ = 1628826532.

The previous prime is 3257653051. The next prime is 3257653079. The reversal of 3257653066 is 6603567523.

3257653066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6603567523 = 7 ⋅943366789.

It can be written as a sum of positive squares in only one way, i.e., 3184909225 + 72743841 = 56435^2 + 8529^2 .

It is a super-2 number, since 2×3257653066² = 21224606996838400712, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 814413265 + ... + 814413268.

Almost surely, 2^3257653066 is an apocalyptic number.

3257653066 is a deficient number, since it is larger than the sum of its proper divisors (1628826536).

3257653066 is a wasteful number, since it uses less digits than its factorization.

3257653066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1628826535.

The product of its (nonzero) digits is 680400, while the sum is 43.

The square root of 3257653066 is about 57075.8536160433. The cubic root of 3257653066 is about 1482.4097985684.

The spelling of 3257653066 in words is "three billion, two hundred fifty-seven million, six hundred fifty-three thousand, sixty-six".