97610533418 has 4 divisors (see below), whose sum is σ = 146415800130. Its totient is φ = 48805266708.

The previous prime is 97610533417. The next prime is 97610533421. The reversal of 97610533418 is 81433501679.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 91254138889 + 6356394529 = 302083^2 + 79727^2 .

It is not an unprimeable number, because it can be changed into a prime (97610533417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24402633353 + ... + 24402633356.

Almost surely, 2^97610533418 is an apocalyptic number.

97610533418 is a deficient number, since it is larger than the sum of its proper divisors (48805266712).

97610533418 is a wasteful number, since it uses less digits than its factorization.

97610533418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48805266711.

The product of its (nonzero) digits is 544320, while the sum is 47.

The spelling of 97610533418 in words is "ninety-seven billion, six hundred ten million, five hundred thirty-three thousand, four hundred eighteen".