16434031252 has 6 divisors (see below), whose sum is σ = 28759554698. Its totient is φ = 8217015624.

The previous prime is 16434031249. The next prime is 16434031297. The reversal of 16434031252 is 25213043461.

It can be written as a sum of positive squares in only one way, i.e., 11533471236 + 4900560016 = 107394^2 + 70004^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2054253903 + ... + 2054253910.

Almost surely, 2^16434031252 is an apocalyptic number.

It is an amenable number.

16434031252 is a deficient number, since it is larger than the sum of its proper divisors (12325523446).

16434031252 is a wasteful number, since it uses less digits than its factorization.

16434031252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4108507817 (or 4108507815 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The spelling of 16434031252 in words is "sixteen billion, four hundred thirty-four million, thirty-one thousand, two hundred fifty-two".