3680406629 has 2 divisors, whose sum is σ = 3680406630. Its totient is φ = 3680406628.

The previous prime is 3680406601. The next prime is 3680406643. The reversal of 3680406629 is 9266040863.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2598654529 + 1081752100 = 50977^2 + 32890^2 .

It is a cyclic number.

It is not a de Polignac number, because 3680406629 - 2²⁴ = 3663629413 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3680406629.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3680406329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1840203314 + 1840203315.

It is an arithmetic number, because the mean of its divisors is an integer number (1840203315).

Almost surely, 2^3680406629 is an apocalyptic number.

It is an amenable number.

3680406629 is a deficient number, since it is larger than the sum of its proper divisors (1).

3680406629 is an equidigital number, since it uses as much as digits as its factorization.

3680406629 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 373248, while the sum is 44.

The square root of 3680406629 is about 60666.3550001152. The cubic root of 3680406629 is about 1543.9453888004.

The spelling of 3680406629 in words is "three billion, six hundred eighty million, four hundred six thousand, six hundred twenty-nine".