100416620569 has 2 divisors, whose sum is σ = 100416620570. Its totient is φ = 100416620568.

The previous prime is 100416620539. The next prime is 100416620597. The reversal of 100416620569 is 965026614001.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99982440000 + 434180569 = 316200^2 + 20837^2 .

It is a cyclic number.

It is not a de Polignac number, because 100416620569 - 2²³ = 100408231961 is a prime.

It is a super-2 number, since 2×100416620569² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (100416620519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50208310284 + 50208310285.

It is an arithmetic number, because the mean of its divisors is an integer number (50208310285).

Almost surely, 2^100416620569 is an apocalyptic number.

It is an amenable number.

100416620569 is a deficient number, since it is larger than the sum of its proper divisors (1).

100416620569 is an equidigital number, since it uses as much as digits as its factorization.

100416620569 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 40.

The spelling of 100416620569 in words is "one hundred billion, four hundred sixteen million, six hundred twenty thousand, five hundred sixty-nine".