381556534748 has 12 divisors (see below), whose sum is σ = 707001814512. Its totient is φ = 179556016320.

The previous prime is 381556534729. The next prime is 381556534757. The reversal of 381556534748 is 847435655183.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2805562688 + ... + 2805562823.

It is an arithmetic number, because the mean of its divisors is an integer number (58916817876).

Almost surely, 2^381556534748 is an apocalyptic number.

It is an amenable number.

381556534748 is a deficient number, since it is larger than the sum of its proper divisors (325445279764).

381556534748 is a wasteful number, since it uses less digits than its factorization.

381556534748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5611125532 (or 5611125530 counting only the distinct ones).

The product of its digits is 48384000, while the sum is 59.

The spelling of 381556534748 in words is "three hundred eighty-one billion, five hundred fifty-six million, five hundred thirty-four thousand, seven hundred forty-eight".