16025121652 has 24 divisors (see below), whose sum is σ = 28853215776. Its totient is φ = 7782117408.

The previous prime is 16025121649. The next prime is 16025121659. The reversal of 16025121652 is 25612152061.

It is a super-2 number, since 2×16025121652² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16025121659) 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, 12838 + ... + 179485.

It is an arithmetic number, because the mean of its divisors is an integer number (1202217324).

Almost surely, 2^16025121652 is an apocalyptic number.

It is an amenable number.

16025121652 is a deficient number, since it is larger than the sum of its proper divisors (12828094124).

16025121652 is a wasteful number, since it uses less digits than its factorization.

16025121652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192927 (or 192925 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 31.

The spelling of 16025121652 in words is "sixteen billion, twenty-five million, one hundred twenty-one thousand, six hundred fifty-two".