97427982724799 has 4 divisors (see below), whose sum is σ = 97666192951920. Its totient is φ = 97189772497680.

The previous prime is 97427982724777. The next prime is 97427982724801. The reversal of 97427982724799 is 99742728972479.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 97427982724799 - 2¹² = 97427982720703 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 97427982724799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97427988724799) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119105112947 + ... + 119105113764.

It is an arithmetic number, because the mean of its divisors is an integer number (24416548237980).

Almost surely, 2^{97427982724799} is an apocalyptic number.

97427982724799 is a deficient number, since it is larger than the sum of its proper divisors (238210227121).

97427982724799 is a wasteful number, since it uses less digits than its factorization.

97427982724799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238210227120.

The product of its digits is 16131032064, while the sum is 86.

The spelling of 97427982724799 in words is "ninety-seven trillion, four hundred twenty-seven billion, nine hundred eighty-two million, seven hundred twenty-four thousand, seven hundred ninety-nine".