381252297763 has 4 divisors (see below), whose sum is σ = 381261294760. Its totient is φ = 381243300768.

The previous prime is 381252297739. The next prime is 381252297791. The reversal of 381252297763 is 367792252183.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 381252297763 - 2⁵ = 381252297731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (381252597763) 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, 4434633 + ... + 4519786.

It is an arithmetic number, because the mean of its divisors is an integer number (95315323690).

Almost surely, 2^381252297763 is an apocalyptic number.

381252297763 is a deficient number, since it is larger than the sum of its proper divisors (8996997).

381252297763 is an equidigital number, since it uses as much as digits as its factorization.

381252297763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8996996.

The product of its digits is 7620480, while the sum is 55.

The spelling of 381252297763 in words is "three hundred eighty-one billion, two hundred fifty-two million, two hundred ninety-seven thousand, seven hundred sixty-three".