97880250652 has 6 divisors (see below), whose sum is σ = 171290438648. Its totient is φ = 48940125324.

The previous prime is 97880250631. The next prime is 97880250761. The reversal of 97880250652 is 25605208879.

It is a self number, because there is not a number n which added to its sum of digits gives 97880250652.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12235031328 + ... + 12235031335.

Almost surely, 2^97880250652 is an apocalyptic number.

It is an amenable number.

97880250652 is a deficient number, since it is larger than the sum of its proper divisors (73410187996).

97880250652 is a wasteful number, since it uses less digits than its factorization.

97880250652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24470062667 (or 24470062665 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 52.

The spelling of 97880250652 in words is "ninety-seven billion, eight hundred eighty million, two hundred fifty thousand, six hundred fifty-two".