4156248761344 has 33 divisors (see below), whose sum is σ = 8308569100377. Its totient is φ = 2078091761664.

The previous prime is 4156248761321. The next prime is 4156248761351. The reversal of 4156248761344 is 4431678426514.

The square root of 4156248761344 is 2038688.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 358427321344 + 3797821440000 = 598688^2 + 1948800^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 65206162 + ... + 65269870.

Almost surely, 2^{4156248761344} is an apocalyptic number.

4156248761344 is the 2038688-th square number.

It is an amenable number.

4156248761344 is a deficient number, since it is larger than the sum of its proper divisors (4152320339033).

4156248761344 is an frugal number, since it uses more digits than its factorization.

4156248761344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127438 (or 63711 counting only the distinct ones).

The product of its digits is 15482880, while the sum is 55.

The spelling of 4156248761344 in words is "four trillion, one hundred fifty-six billion, two hundred forty-eight million, seven hundred sixty-one thousand, three hundred forty-four".