706475551441 has 27 divisors (see below), whose sum is σ = 795465917883. Its totient is φ = 626961424320.

The previous prime is 706475551423. The next prime is 706475551469. The reversal of 706475551441 is 144155574607.

The square root of 706475551441 is 840521.

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., 358016739025 + 348458812416 = 598345^2 + 590304^2 .

It is not a de Polignac number, because 706475551441 - 2³³ = 697885616849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (706475501441) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 397565545 + ... + 397567321.

Almost surely, 2^706475551441 is an apocalyptic number.

706475551441 is the 840521-st square number.

706475551441 is the 420261-st centered octagonal number.

It is an amenable number.

706475551441 is a deficient number, since it is larger than the sum of its proper divisors (88990366442).

706475551441 is an frugal number, since it uses more digits than its factorization.

706475551441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3662 (or 1831 counting only the distinct ones).

The product of its (nonzero) digits is 2352000, while the sum is 49.

Multiplying 706475551441 by its sum of digits (49), we get a square (34617302020609 = 5883647²).

The spelling of 706475551441 in words is "seven hundred six billion, four hundred seventy-five million, five hundred fifty-one thousand, four hundred forty-one".