216003510425040 has 160 divisors (see below), whose sum is σ = 721446769868160. Its totient is φ = 53145957869568.

The previous prime is 216003510425033. The next prime is 216003510425099. The reversal of 216003510425040 is 40524015300612.

It is a super-2 number, since 2×216003510425040² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 216003510424992 and 216003510425010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8839735 + ... + 22586454.

It is an arithmetic number, because the mean of its divisors is an integer number (4509042311676).

Almost surely, 2^{216003510425040} is an apocalyptic number.

216003510425040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

216003510425040 is an abundant number, since it is smaller than the sum of its proper divisors (505443259443120).

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

216003510425040 is a wasteful number, since it uses less digits than its factorization.

216003510425040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31428421 (or 31428415 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

Adding to 216003510425040 its reverse (40524015300612), we get a palindrome (256527525725652).

The spelling of 216003510425040 in words is "two hundred sixteen trillion, three billion, five hundred ten million, four hundred twenty-five thousand, forty".