3955405280627 has 2 divisors, whose sum is σ = 3955405280628. Its totient is φ = 3955405280626.

The previous prime is 3955405280591. The next prime is 3955405280683. The reversal of 3955405280627 is 7260825045593.

It is a happy number.

It is an a-pointer prime, because the next prime (3955405280683) can be obtained adding 3955405280627 to its sum of digits (56).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3955405280627 - 2²⁴ = 3955388503411 is a prime.

It is not a weakly prime, because it can be changed into another prime (3955435280627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1977702640313 + 1977702640314.

It is an arithmetic number, because the mean of its divisors is an integer number (1977702640314).

Almost surely, 2^{3955405280627} is an apocalyptic number.

3955405280627 is a deficient number, since it is larger than the sum of its proper divisors (1).

3955405280627 is an equidigital number, since it uses as much as digits as its factorization.

3955405280627 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144000, while the sum is 56.

The spelling of 3955405280627 in words is "three trillion, nine hundred fifty-five billion, four hundred five million, two hundred eighty thousand, six hundred twenty-seven".