2650500464081 has 2 divisors, whose sum is σ = 2650500464082. Its totient is φ = 2650500464080.

The previous prime is 2650500464011. The next prime is 2650500464149. The reversal of 2650500464081 is 1804640050562.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1908033891856 + 742466572225 = 1381316^2 + 861665^2 .

It is a cyclic number.

It is not a de Polignac number, because 2650500464081 - 2²⁶ = 2650433355217 is a prime.

It is a super-2 number, since 2×2650500464081² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2650500464011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1325250232040 + 1325250232041.

It is an arithmetic number, because the mean of its divisors is an integer number (1325250232041).

Almost surely, 2^{2650500464081} is an apocalyptic number.

It is an amenable number.

2650500464081 is a deficient number, since it is larger than the sum of its proper divisors (1).

2650500464081 is an equidigital number, since it uses as much as digits as its factorization.

2650500464081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 230400, while the sum is 41.

The spelling of 2650500464081 in words is "two trillion, six hundred fifty billion, five hundred million, four hundred sixty-four thousand, eighty-one".