73065700787 has 2 divisors, whose sum is σ = 73065700788. Its totient is φ = 73065700786.

The previous prime is 73065700769. The next prime is 73065700789. The reversal of 73065700787 is 78700756037.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73065700787 is a prime.

Together with 73065700789, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (73065700789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36532850393 + 36532850394.

It is an arithmetic number, because the mean of its divisors is an integer number (36532850394).

Almost surely, 2^73065700787 is an apocalyptic number.

73065700787 is a deficient number, since it is larger than the sum of its proper divisors (1).

73065700787 is an equidigital number, since it uses as much as digits as its factorization.

73065700787 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728720, while the sum is 50.

The spelling of 73065700787 in words is "seventy-three billion, sixty-five million, seven hundred thousand, seven hundred eighty-seven".