97748393973 has 8 divisors (see below), whose sum is σ = 130332665088. Its totient is φ = 65164859424.

The previous prime is 97748393971. The next prime is 97748393983. The reversal of 97748393973 is 37939384779.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 97748393973 - 2¹ = 97748393971 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 97748393898 and 97748393907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97748393971) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 332961 + ... + 553497.

It is an arithmetic number, because the mean of its divisors is an integer number (16291583136).

Almost surely, 2^97748393973 is an apocalyptic number.

It is an amenable number.

97748393973 is a deficient number, since it is larger than the sum of its proper divisors (32584271115).

97748393973 is a wasteful number, since it uses less digits than its factorization.

97748393973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368283.

The product of its digits is 216040608, while the sum is 69.

The spelling of 97748393973 in words is "ninety-seven billion, seven hundred forty-eight million, three hundred ninety-three thousand, nine hundred seventy-three".