15502226455252 has 6 divisors (see below), whose sum is σ = 27128896296698. Its totient is φ = 7751113227624.

The previous prime is 15502226455223. The next prime is 15502226455267. The reversal of 15502226455252 is 25255462220551.

It can be written as a sum of positive squares in only one way, i.e., 15500551681476 + 1674773776 = 3937074^2 + 40924^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1937778306903 + ... + 1937778306910.

Almost surely, 2^{15502226455252} is an apocalyptic number.

It is an amenable number.

15502226455252 is a deficient number, since it is larger than the sum of its proper divisors (11626669841446).

15502226455252 is a wasteful number, since it uses less digits than its factorization.

15502226455252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3875556613817 (or 3875556613815 counting only the distinct ones).

The product of its (nonzero) digits is 2400000, while the sum is 46.

The spelling of 15502226455252 in words is "fifteen trillion, five hundred two billion, two hundred twenty-six million, four hundred fifty-five thousand, two hundred fifty-two".