96778916553 has 32 divisors (see below), whose sum is σ = 148357785600. Its totient is φ = 55499515200.

The previous prime is 96778916503. The next prime is 96778916587. The reversal of 96778916553 is 35561987769.

It is not a de Polignac number, because 96778916553 - 2¹² = 96778912457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (96778916503) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 426688 + ... + 612878.

It is an arithmetic number, because the mean of its divisors is an integer number (4636180800).

Almost surely, 2^96778916553 is an apocalyptic number.

It is an amenable number.

96778916553 is a deficient number, since it is larger than the sum of its proper divisors (51578869047).

96778916553 is a wasteful number, since it uses less digits than its factorization.

96778916553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187053.

The product of its digits is 85730400, while the sum is 66.

The spelling of 96778916553 in words is "ninety-six billion, seven hundred seventy-eight million, nine hundred sixteen thousand, five hundred fifty-three".