97787043057 has 8 divisors (see below), whose sum is σ = 142235699040. Its totient is φ = 59264874560.

The previous prime is 97787043043. The next prime is 97787043061. The reversal of 97787043057 is 75034078779.

It is a happy number.

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 97787043057 - 2¹² = 97787038961 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 97787042988 and 97787043006.

It is not an unprimeable number, because it can be changed into a prime (97787043037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1481621832 + ... + 1481621897.

It is an arithmetic number, because the mean of its divisors is an integer number (17779462380).

Almost surely, 2^97787043057 is an apocalyptic number.

It is an amenable number.

97787043057 is a deficient number, since it is larger than the sum of its proper divisors (44448655983).

97787043057 is a wasteful number, since it uses less digits than its factorization.

97787043057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2963243743.

The product of its (nonzero) digits is 10372320, while the sum is 57.

The spelling of 97787043057 in words is "ninety-seven billion, seven hundred eighty-seven million, forty-three thousand, fifty-seven".