2963255830921 has 9 divisors (see below), whose sum is σ = 3069012259911. Its totient is φ = 2861026395864.

The previous prime is 2963255830919. The next prime is 2963255830973. The reversal of 2963255830921 is 1290385523692.

The square root of 2963255830921 is 1721411.

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., 1553859478521 + 1409396352400 = 1246539^2 + 1187180^2 .

It is not a de Polignac number, because 2963255830921 - 2¹ = 2963255830919 is a prime.

It is a super-2 number, since 2×2963255830921² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2963255830121) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 49891240 + ... + 49950598.

Almost surely, 2^{2963255830921} is an apocalyptic number.

2963255830921 is the 1721411-st square number.

2963255830921 is the 860706-th centered octagonal number.

It is an amenable number.

2963255830921 is a deficient number, since it is larger than the sum of its proper divisors (105756428990).

2963255830921 is an frugal number, since it uses more digits than its factorization.

2963255830921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118776 (or 59388 counting only the distinct ones).

The product of its (nonzero) digits is 6998400, while the sum is 55.

The spelling of 2963255830921 in words is "two trillion, nine hundred sixty-three billion, two hundred fifty-five million, eight hundred thirty thousand, nine hundred twenty-one".