11863726029376 has 63 divisors (see below), whose sum is σ = 25493082671721. Its totient is φ = 5475400529664.

The previous prime is 11863726029359. The next prime is 11863726029383. The reversal of 11863726029376 is 67392062736811.

It is a happy number.

The square root of 11863726029376 is 3444376.

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., 1754989057600 + 10108736971776 = 1324760^2 + 3179424^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 358198545 + ... + 358231663.

Almost surely, 2^{11863726029376} is an apocalyptic number.

11863726029376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

11863726029376 is the 3444376-th square number.

It is an amenable number.

11863726029376 is an abundant number, since it is smaller than the sum of its proper divisors (13629356642345).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11863726029376 is an frugal number, since it uses more digits than its factorization.

11863726029376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66276 (or 33134 counting only the distinct ones).

The product of its (nonzero) digits is 27433728, while the sum is 61.

The spelling of 11863726029376 in words is "eleven trillion, eight hundred sixty-three billion, seven hundred twenty-six million, twenty-nine thousand, three hundred seventy-six".