100645888583 has 2 divisors, whose sum is σ = 100645888584. Its totient is φ = 100645888582.

The previous prime is 100645888523. The next prime is 100645888597. The reversal of 100645888583 is 385888546001.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100645888583 - 2¹² = 100645884487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100645888523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50322944291 + 50322944292.

It is an arithmetic number, because the mean of its divisors is an integer number (50322944292).

Almost surely, 2^100645888583 is an apocalyptic number.

100645888583 is a deficient number, since it is larger than the sum of its proper divisors (1).

100645888583 is an equidigital number, since it uses as much as digits as its factorization.

100645888583 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7372800, while the sum is 56.

The spelling of 100645888583 in words is "one hundred billion, six hundred forty-five million, eight hundred eighty-eight thousand, five hundred eighty-three".