4905622957 has 2 divisors, whose sum is σ = 4905622958. Its totient is φ = 4905622956.

The previous prime is 4905622949. The next prime is 4905622987. The reversal of 4905622957 is 7592265094.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4137834276 + 767788681 = 64326^2 + 27709^2 .

It is a cyclic number.

It is not a de Polignac number, because 4905622957 - 2³ = 4905622949 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4905622957.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4905622927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2452811478 + 2452811479.

It is an arithmetic number, because the mean of its divisors is an integer number (2452811479).

Almost surely, 2^4905622957 is an apocalyptic number.

It is an amenable number.

4905622957 is a deficient number, since it is larger than the sum of its proper divisors (1).

4905622957 is an equidigital number, since it uses as much as digits as its factorization.

4905622957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1360800, while the sum is 49.

The square root of 4905622957 is about 70040.1524627124. The cubic root of 4905622957 is about 1699.1487037624.

The spelling of 4905622957 in words is "four billion, nine hundred five million, six hundred twenty-two thousand, nine hundred fifty-seven".