949276078864 has 15 divisors (see below), whose sum is σ = 1839229953717. Its totient is φ = 474636090816.

The previous prime is 949276078823. The next prime is 949276078873. The reversal of 949276078864 is 468870672949.

It is a happy number.

The square root of 949276078864 is 974308.

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., 248023920400 + 701252158464 = 498020^2 + 837408^2 .

It is a super-2 number, since 2×949276078864² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 949276078793 and 949276078802.

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, 3775444 + ... + 4019020.

Almost surely, 2^949276078864 is an apocalyptic number.

949276078864 is the 974308-th square number.

It is an amenable number.

949276078864 is a deficient number, since it is larger than the sum of its proper divisors (889953874853).

949276078864 is an frugal number, since it uses more digits than its factorization.

949276078864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487162 (or 243579 counting only the distinct ones).

The product of its (nonzero) digits is 292626432, while the sum is 70.

The spelling of 949276078864 in words is "nine hundred forty-nine billion, two hundred seventy-six million, seventy-eight thousand, eight hundred sixty-four".