97743550890 has 64 divisors (see below), whose sum is σ = 235081635840. Its totient is φ = 26009786880.

The previous prime is 97743550889. The next prime is 97743550907. The reversal of 97743550890 is 9805534779.

97743550890 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 97743550890.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43076676 + ... + 43078944.

It is an arithmetic number, because the mean of its divisors is an integer number (3673150560).

Almost surely, 2^97743550890 is an apocalyptic number.

97743550890 is an abundant number, since it is smaller than the sum of its proper divisors (137338084950).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

97743550890 is a wasteful number, since it uses less digits than its factorization.

97743550890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4687.

The product of its (nonzero) digits is 9525600, while the sum is 57.

The spelling of 97743550890 in words is "ninety-seven billion, seven hundred forty-three million, five hundred fifty thousand, eight hundred ninety".