97943776415 has 8 divisors (see below), whose sum is σ = 118378090320. Its totient is φ = 77791315392.

The previous prime is 97943776331. The next prime is 97943776433. The reversal of 97943776415 is 51467734979.

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

It is a cyclic number.

It is not a de Polignac number, because 97943776415 - 2¹² = 97943772319 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70462454 + ... + 70463843.

It is an arithmetic number, because the mean of its divisors is an integer number (14797261290).

Almost surely, 2^97943776415 is an apocalyptic number.

97943776415 is a deficient number, since it is larger than the sum of its proper divisors (20434313905).

97943776415 is a wasteful number, since it uses less digits than its factorization.

97943776415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140926441.

The product of its digits is 40007520, while the sum is 62.

The spelling of 97943776415 in words is "ninety-seven billion, nine hundred forty-three million, seven hundred seventy-six thousand, four hundred fifteen".