16425653436 has 72 divisors (see below), whose sum is σ = 44898235200. Its totient is φ = 5043495936.

The previous prime is 16425653429. The next prime is 16425653441. The reversal of 16425653436 is 63435652461.

16425653436 is a `hidden beast` number, since 1 + 6 + 42 + 565 + 3 + 43 + 6 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 16425653391 and 16425653400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 256761 + ... + 314288.

It is an arithmetic number, because the mean of its divisors is an integer number (623586600).

Almost surely, 2^16425653436 is an apocalyptic number.

It is an amenable number.

16425653436 is an abundant number, since it is smaller than the sum of its proper divisors (28472581764).

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

16425653436 is a wasteful number, since it uses less digits than its factorization.

16425653436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571123 (or 571118 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 45.

The spelling of 16425653436 in words is "sixteen billion, four hundred twenty-five million, six hundred fifty-three thousand, four hundred thirty-six".