65577580007 has 2 divisors, whose sum is σ = 65577580008. Its totient is φ = 65577580006.

The previous prime is 65577579983. The next prime is 65577580031. The reversal of 65577580007 is 70008577556.

It is a balanced prime because it is at equal distance from previous prime (65577579983) and next prime (65577580031).

It is a cyclic number.

It is not a de Polignac number, because 65577580007 - 2⁶ = 65577579943 is a prime.

It is a super-2 number, since 2×65577580007² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65577580037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32788790003 + 32788790004.

It is an arithmetic number, because the mean of its divisors is an integer number (32788790004).

Almost surely, 2^65577580007 is an apocalyptic number.

65577580007 is a deficient number, since it is larger than the sum of its proper divisors (1).

65577580007 is an equidigital number, since it uses as much as digits as its factorization.

65577580007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2058000, while the sum is 50.

The spelling of 65577580007 in words is "sixty-five billion, five hundred seventy-seven million, five hundred eighty thousand, seven".