745767558101 has 2 divisors, whose sum is σ = 745767558102. Its totient is φ = 745767558100.

The previous prime is 745767558089. The next prime is 745767558103. The reversal of 745767558101 is 101855767547.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 595017847876 + 150749710225 = 771374^2 + 388265^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-745767558101 is a prime.

Together with 745767558103, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (745767558103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 372883779050 + 372883779051.

It is an arithmetic number, because the mean of its divisors is an integer number (372883779051).

Almost surely, 2^745767558101 is an apocalyptic number.

It is an amenable number.

745767558101 is a deficient number, since it is larger than the sum of its proper divisors (1).

745767558101 is an equidigital number, since it uses as much as digits as its factorization.

745767558101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8232000, while the sum is 56.

The spelling of 745767558101 in words is "seven hundred forty-five billion, seven hundred sixty-seven million, five hundred fifty-eight thousand, one hundred one".