53186472208 has 10 divisors (see below), whose sum is σ = 103048789934. Its totient is φ = 26593236096.

The previous prime is 53186472169. The next prime is 53186472217. The reversal of 53186472208 is 80227468135.

It can be written as a sum of positive squares in only one way, i.e., 27832916224 + 25353555984 = 166832^2 + 159228^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1662077241 + ... + 1662077272.

Almost surely, 2^53186472208 is an apocalyptic number.

It is an amenable number.

53186472208 is a deficient number, since it is larger than the sum of its proper divisors (49862317726).

53186472208 is a wasteful number, since it uses less digits than its factorization.

53186472208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3324154521 (or 3324154515 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 46.

The spelling of 53186472208 in words is "fifty-three billion, one hundred eighty-six million, four hundred seventy-two thousand, two hundred eight".