537517720336 has 15 divisors (see below), whose sum is σ = 1041446265141. Its totient is φ = 268757393856.

The previous prime is 537517720291. The next prime is 537517720349. The reversal of 537517720336 is 633027715735.

The square root of 537517720336 is 733156.

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., 459743665936 + 77774054400 = 678044^2 + 278880^2 .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 537517720336.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2840980 + ... + 3024268.

Almost surely, 2^537517720336 is an apocalyptic number.

537517720336 is the 733156-th square number.

It is an amenable number.

537517720336 is a deficient number, since it is larger than the sum of its proper divisors (503928544805).

537517720336 is an frugal number, since it uses more digits than its factorization.

537517720336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366586 (or 183291 counting only the distinct ones).

The product of its (nonzero) digits is 2778300, while the sum is 49.

Multiplying 537517720336 by its sum of digits (49), we get a square (26338368296464 = 5132092²).

The spelling of 537517720336 in words is "five hundred thirty-seven billion, five hundred seventeen million, seven hundred twenty thousand, three hundred thirty-six".