303142045040 has 40 divisors (see below), whose sum is σ = 705534292320. Its totient is φ = 121131392256.

The previous prime is 303142045039. The next prime is 303142045093. The reversal of 303142045040 is 40540241303.

It is a tau number, because it is divible by the number of its divisors (40).

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, 1881935 + ... + 2036654.

It is an arithmetic number, because the mean of its divisors is an integer number (17638357308).

Almost surely, 2^303142045040 is an apocalyptic number.

It is an amenable number.

303142045040 is an abundant number, since it is smaller than the sum of its proper divisors (402392247280).

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

303142045040 is a wasteful number, since it uses less digits than its factorization.

303142045040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3919569 (or 3919563 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 303142045040 its reverse (40540241303), we get a palindrome (343682286343).

The spelling of 303142045040 in words is "three hundred three billion, one hundred forty-two million, forty-five thousand, forty".