97768196351 has 4 divisors (see below), whose sum is σ = 111735081552. Its totient is φ = 83801311152.

The previous prime is 97768196329. The next prime is 97768196363. The reversal of 97768196351 is 15369186779.

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 97768196351 - 2⁶ = 97768196287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97768193351) 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, 6983442590 + ... + 6983442603.

It is an arithmetic number, because the mean of its divisors is an integer number (27933770388).

Almost surely, 2^97768196351 is an apocalyptic number.

97768196351 is a deficient number, since it is larger than the sum of its proper divisors (13966885201).

97768196351 is a wasteful number, since it uses less digits than its factorization.

97768196351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13966885200.

The product of its digits is 17146080, while the sum is 62.

The spelling of 97768196351 in words is "ninety-seven billion, seven hundred sixty-eight million, one hundred ninety-six thousand, three hundred fifty-one".