2651564029 has 2 divisors, whose sum is σ = 2651564030. Its totient is φ = 2651564028.

The previous prime is 2651564023. The next prime is 2651564033. The reversal of 2651564029 is 9204651562.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2243443225 + 408120804 = 47365^2 + 20202^2 .

It is a cyclic number.

It is not a de Polignac number, because 2651564029 - 2¹¹ = 2651561981 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2651563982 and 2651564000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2651564023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1325782014 + 1325782015.

It is an arithmetic number, because the mean of its divisors is an integer number (1325782015).

Almost surely, 2^2651564029 is an apocalyptic number.

It is an amenable number.

2651564029 is a deficient number, since it is larger than the sum of its proper divisors (1).

2651564029 is an equidigital number, since it uses as much as digits as its factorization.

2651564029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129600, while the sum is 40.

The square root of 2651564029 is about 51493.3396566974. The cubic root of 2651564029 is about 1384.0996949259.

The spelling of 2651564029 in words is "two billion, six hundred fifty-one million, five hundred sixty-four thousand, twenty-nine".