245624666004 has 60 divisors (see below), whose sum is σ = 642917731764. Its totient is φ = 81772073856.

The previous prime is 245624666003. The next prime is 245624666041. The reversal of 245624666004 is 400666426542.

It can be written as a sum of positive squares in 2 ways, for example, as 168635065104 + 76989600900 = 410652^2 + 277470^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245624666003) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 217369 + ... + 733824.

Almost surely, 2^245624666004 is an apocalyptic number.

It is an amenable number.

245624666004 is an abundant number, since it is smaller than the sum of its proper divisors (397293065760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

245624666004 is a wasteful number, since it uses less digits than its factorization.

245624666004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 952006 (or 951995 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 45.

The spelling of 245624666004 in words is "two hundred forty-five billion, six hundred twenty-four million, six hundred sixty-six thousand, four".