3030400402040 has 64 divisors (see below), whose sum is σ = 7532410752000. Its totient is φ = 1088014861440.

The previous prime is 3030400402031. The next prime is 3030400402067. The reversal of 3030400402040 is 402040040303.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

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 in 15 ways as a sum of consecutive naturals, for example, 43555580 + ... + 43625099.

It is an arithmetic number, because the mean of its divisors is an integer number (117693918000).

Almost surely, 2^{3030400402040} is an apocalyptic number.

It is an amenable number.

3030400402040 is an abundant number, since it is smaller than the sum of its proper divisors (4502010349960).

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

3030400402040 is a wasteful number, since it uses less digits than its factorization.

3030400402040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87180780 (or 87180776 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 3030400402040 its reverse (402040040303), we get a palindrome (3432440442343).

The spelling of 3030400402040 in words is "three trillion, thirty billion, four hundred million, four hundred two thousand, forty".