3896599650877 has 2 divisors, whose sum is σ = 3896599650878. Its totient is φ = 3896599650876.

The previous prime is 3896599650821. The next prime is 3896599650901. The reversal of 3896599650877 is 7780569956983.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3752147206116 + 144452444761 = 1937046^2 + 380069^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3896599650877 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3896599650877.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3896599650577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1948299825438 + 1948299825439.

It is an arithmetic number, because the mean of its divisors is an integer number (1948299825439).

Almost surely, 2^{3896599650877} is an apocalyptic number.

It is an amenable number.

3896599650877 is a deficient number, since it is larger than the sum of its proper divisors (1).

3896599650877 is an equidigital number, since it uses as much as digits as its factorization.

3896599650877 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6172588800, while the sum is 82.

The spelling of 3896599650877 in words is "three trillion, eight hundred ninety-six billion, five hundred ninety-nine million, six hundred fifty thousand, eight hundred seventy-seven".