216002425642 has 16 divisors (see below), whose sum is σ = 352058284800. Its totient is φ = 99016391520.

The previous prime is 216002425637. The next prime is 216002425643. The reversal of 216002425642 is 246524200612.

It is a super-2 number, since 2×216002425642² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 216002425598 and 216002425607.

It is not an unprimeable number, because it can be changed into a prime (216002425643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91680667 + ... + 91683022.

It is an arithmetic number, because the mean of its divisors is an integer number (22003642800).

Almost surely, 2^216002425642 is an apocalyptic number.

216002425642 is a deficient number, since it is larger than the sum of its proper divisors (136055859158).

216002425642 is a wasteful number, since it uses less digits than its factorization.

216002425642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183363741.

The product of its (nonzero) digits is 46080, while the sum is 34.

The spelling of 216002425642 in words is "two hundred sixteen billion, two million, four hundred twenty-five thousand, six hundred forty-two".