21119272776592 has 20 divisors (see below), whose sum is σ = 40958984511900. Its totient is φ = 10549212257408.

The previous prime is 21119272776587. The next prime is 21119272776691. The reversal of 21119272776592 is 29567727291112.

It can be written as a sum of positive squares in 2 ways, for example, as 3887774401536 + 17231498375056 = 1971744^2 + 4151084^2 .

It is a super-2 number, since 2×21119272776592² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 21119272776592.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 651491467 + ... + 651523882.

It is an arithmetic number, because the mean of its divisors is an integer number (2047949225595).

Almost surely, 2^{21119272776592} is an apocalyptic number.

It is an amenable number.

21119272776592 is a deficient number, since it is larger than the sum of its proper divisors (19839711735308).

21119272776592 is a wasteful number, since it uses less digits than its factorization.

21119272776592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1303016370 (or 1303016364 counting only the distinct ones).

The product of its digits is 13335840, while the sum is 61.

The spelling of 21119272776592 in words is "twenty-one trillion, one hundred nineteen billion, two hundred seventy-two million, seven hundred seventy-six thousand, five hundred ninety-two".