2400578445602 has 4 divisors (see below), whose sum is σ = 3600867668406. Its totient is φ = 1200289222800.

The previous prime is 2400578445589. The next prime is 2400578445611. The reversal of 2400578445602 is 2065448750042.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2190402960001 + 210175485601 = 1480001^2 + 458449^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600144611399 + ... + 600144611402.

Almost surely, 2^{2400578445602} is an apocalyptic number.

2400578445602 is a deficient number, since it is larger than the sum of its proper divisors (1200289222804).

2400578445602 is a wasteful number, since it uses less digits than its factorization.

2400578445602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1200289222803.

The product of its (nonzero) digits is 2150400, while the sum is 47.

The spelling of 2400578445602 in words is "two trillion, four hundred billion, five hundred seventy-eight million, four hundred forty-five thousand, six hundred two".