1003420455016 has 64 divisors (see below), whose sum is σ = 2313990823680. Its totient is φ = 398105902080.

The previous prime is 1003420454983. The next prime is 1003420455071. The reversal of 1003420455016 is 6105540243001.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8581380 + ... + 8697523.

It is an arithmetic number, because the mean of its divisors is an integer number (36156106620).

Almost surely, 2^{1003420455016} is an apocalyptic number.

It is an amenable number.

1003420455016 is an abundant number, since it is smaller than the sum of its proper divisors (1310570368664).

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

1003420455016 is a wasteful number, since it uses less digits than its factorization.

1003420455016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17278994 (or 17278990 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 1003420455016 its reverse (6105540243001), we get a palindrome (7108960698017).

The spelling of 1003420455016 in words is "one trillion, three billion, four hundred twenty million, four hundred fifty-five thousand, sixteen".