3863726497 has 4 divisors (see below), whose sum is σ = 3863853760. Its totient is φ = 3863599236.

The previous prime is 3863726423. The next prime is 3863726501. The reversal of 3863726497 is 7946273683.

3863726497 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3863726497 - 2¹⁹ = 3863202209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3863726297) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11404 + ... + 88642.

It is an arithmetic number, because the mean of its divisors is an integer number (965963440).

Almost surely, 2^3863726497 is an apocalyptic number.

It is an amenable number.

3863726497 is a deficient number, since it is larger than the sum of its proper divisors (127263).

3863726497 is an equidigital number, since it uses as much as digits as its factorization.

3863726497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127262.

The product of its digits is 9144576, while the sum is 55.

The square root of 3863726497 is about 62158.8810790542. The cubic root of 3863726497 is about 1569.1656482004.

The spelling of 3863726497 in words is "three billion, eight hundred sixty-three million, seven hundred twenty-six thousand, four hundred ninety-seven".