16425624402 has 72 divisors (see below), whose sum is σ = 39147741360. Its totient is φ = 4973720400.

The previous prime is 16425624361. The next prime is 16425624407. The reversal of 16425624402 is 20442652461.

16425624402 is a `hidden beast` number, since 1 + 6 + 4 + 25 + 624 + 4 + 0 + 2 = 666.

It is a super-2 number, since 2×16425624402² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16425624407) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 4639549 + ... + 4643087.

It is an arithmetic number, because the mean of its divisors is an integer number (543718630).

Almost surely, 2^16425624402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16425624402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19573870680).

16425624402 is an abundant number, since it is smaller than the sum of its proper divisors (22722116958).

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

16425624402 is a wasteful number, since it uses less digits than its factorization.

16425624402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5700 (or 5686 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

The spelling of 16425624402 in words is "sixteen billion, four hundred twenty-five million, six hundred twenty-four thousand, four hundred two".