16140622252 has 12 divisors (see below), whose sum is σ = 28252158480. Its totient is φ = 8068576976.

The previous prime is 16140622237. The next prime is 16140622261. The reversal of 16140622252 is 25222604161.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 412483 + ... + 449914.

It is an arithmetic number, because the mean of its divisors is an integer number (2354346540).

Almost surely, 2^16140622252 is an apocalyptic number.

It is an amenable number.

16140622252 is a deficient number, since it is larger than the sum of its proper divisors (12111536228).

16140622252 is a wasteful number, since it uses less digits than its factorization.

16140622252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 867080 (or 867078 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The spelling of 16140622252 in words is "sixteen billion, one hundred forty million, six hundred twenty-two thousand, two hundred fifty-two".