3685968774053 has 2 divisors, whose sum is σ = 3685968774054. Its totient is φ = 3685968774052.

The previous prime is 3685968774029. The next prime is 3685968774071. The reversal of 3685968774053 is 3504778695863.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2703844169569 + 982124604484 = 1644337^2 + 991022^2 .

It is a cyclic number.

It is not a de Polignac number, because 3685968774053 - 2⁸ = 3685968773797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3685965774053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1842984387026 + 1842984387027.

It is an arithmetic number, because the mean of its divisors is an integer number (1842984387027).

Almost surely, 2^{3685968774053} is an apocalyptic number.

It is an amenable number.

3685968774053 is a deficient number, since it is larger than the sum of its proper divisors (1).

3685968774053 is an equidigital number, since it uses as much as digits as its factorization.

3685968774053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 914457600, while the sum is 71.

The spelling of 3685968774053 in words is "three trillion, six hundred eighty-five billion, nine hundred sixty-eight million, seven hundred seventy-four thousand, fifty-three".