2654841641 has 2 divisors, whose sum is σ = 2654841642. Its totient is φ = 2654841640.

The previous prime is 2654841599. The next prime is 2654841653. The reversal of 2654841641 is 1461484562.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1603201600 + 1051640041 = 40040^2 + 32429^2 .

It is a cyclic number.

It is not a de Polignac number, because 2654841641 - 2¹⁸ = 2654579497 is a prime.

It is not a weakly prime, because it can be changed into another prime (2654841041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1327420820 + 1327420821.

It is an arithmetic number, because the mean of its divisors is an integer number (1327420821).

Almost surely, 2^2654841641 is an apocalyptic number.

It is an amenable number.

2654841641 is a deficient number, since it is larger than the sum of its proper divisors (1).

2654841641 is an equidigital number, since it uses as much as digits as its factorization.

2654841641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 184320, while the sum is 41.

The square root of 2654841641 is about 51525.1554194648. The cubic root of 2654841641 is about 1384.6697576999.

The spelling of 2654841641 in words is "two billion, six hundred fifty-four million, eight hundred forty-one thousand, six hundred forty-one".