97501733506 has 4 divisors (see below), whose sum is σ = 146252600262. Its totient is φ = 48750866752.

The previous prime is 97501733473. The next prime is 97501733507. The reversal of 97501733506 is 60533710579.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60533710579 = 79 ⋅766249501.

It can be written as a sum of positive squares in only one way, i.e., 49257807481 + 48243926025 = 221941^2 + 219645^2 .

It is not an unprimeable number, because it can be changed into a prime (97501733507) by changing a digit.

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, 24375433375 + ... + 24375433378.

Almost surely, 2^97501733506 is an apocalyptic number.

97501733506 is a deficient number, since it is larger than the sum of its proper divisors (48750866756).

97501733506 is a wasteful number, since it uses less digits than its factorization.

97501733506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48750866755.

The product of its (nonzero) digits is 595350, while the sum is 46.

The spelling of 97501733506 in words is "ninety-seven billion, five hundred one million, seven hundred thirty-three thousand, five hundred six".