11867225773456 has 15 divisors (see below), whose sum is σ = 22992776633953. Its totient is φ = 5933605996960.

The previous prime is 11867225773399. The next prime is 11867225773531. The reversal of 11867225773456 is 65437752276811.

It is a happy number.

The square root of 11867225773456 is 3444884.

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., 102325773456 + 11764900000000 = 319884^2 + 3430000^2 .

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, 13348926 + ... + 14210146.

Almost surely, 2^{11867225773456} is an apocalyptic number.

11867225773456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

11867225773456 is the 3444884-th square number.

It is an amenable number.

11867225773456 is a deficient number, since it is larger than the sum of its proper divisors (11125550860497).

11867225773456 is an frugal number, since it uses more digits than its factorization.

11867225773456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1722450 (or 861223 counting only the distinct ones).

The product of its digits is 118540800, while the sum is 64.

Multiplying 11867225773456 by its sum of digits (64), we get a square (759502449501184 = 27559072²).

The spelling of 11867225773456 in words is "eleven trillion, eight hundred sixty-seven billion, two hundred twenty-five million, seven hundred seventy-three thousand, four hundred fifty-six".