245529664 has 14 divisors (see below), whose sum is σ = 487223054. Its totient is φ = 122764800.

The previous prime is 245529659. The next prime is 245529673. The reversal of 245529664 is 466925542.

It can be written as a sum of positive squares in only one way, i.e., 168792064 + 76737600 = 12992^2 + 8760^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 245529664.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1918137 + ... + 1918264.

Almost surely, 2^245529664 is an apocalyptic number.

It is an amenable number.

245529664 is a deficient number, since it is larger than the sum of its proper divisors (241693390).

245529664 is an equidigital number, since it uses as much as digits as its factorization.

245529664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3836413 (or 3836403 counting only the distinct ones).

The product of its digits is 518400, while the sum is 43.

The square root of 245529664 is about 15669.3862036775. The cubic root of 245529664 is about 626.1830724104.

The spelling of 245529664 in words is "two hundred forty-five million, five hundred twenty-nine thousand, six hundred sixty-four".