97548971450 has 24 divisors (see below), whose sum is σ = 207361242912. Its totient is φ = 33445361520.

The previous prime is 97548971437. The next prime is 97548971483. The reversal of 97548971450 is 5417984579.

It is a Smith number, since the sum of its digits (59) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 97548971450.

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 in 11 ways as a sum of consecutive naturals, for example, 139355324 + ... + 139356023.

It is an arithmetic number, because the mean of its divisors is an integer number (8640051788).

Almost surely, 2^97548971450 is an apocalyptic number.

97548971450 is an abundant number, since it is smaller than the sum of its proper divisors (109812271462).

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

97548971450 is a wasteful number, since it uses less digits than its factorization.

97548971450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278711366 (or 278711361 counting only the distinct ones).

The product of its (nonzero) digits is 12700800, while the sum is 59.

The spelling of 97548971450 in words is "ninety-seven billion, five hundred forty-eight million, nine hundred seventy-one thousand, four hundred fifty".