97040387944 has 16 divisors (see below), whose sum is σ = 186182140320. Its totient is φ = 47391817200.

The previous prime is 97040387861. The next prime is 97040387947. The reversal of 97040387944 is 44978304079.

It is not an unprimeable number, because it can be changed into a prime (97040387947) 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, 141046732 + ... + 141047419.

It is an arithmetic number, because the mean of its divisors is an integer number (11636383770).

Almost surely, 2^97040387944 is an apocalyptic number.

It is an amenable number.

97040387944 is a deficient number, since it is larger than the sum of its proper divisors (89141752376).

97040387944 is a wasteful number, since it uses less digits than its factorization.

97040387944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282094200 (or 282094196 counting only the distinct ones).

The product of its (nonzero) digits is 6096384, while the sum is 55.

The spelling of 97040387944 in words is "ninety-seven billion, forty million, three hundred eighty-seven thousand, nine hundred forty-four".