21776006341258 has 16 divisors (see below), whose sum is σ = 35231332693536. Its totient is φ = 10034833875120.

The previous prime is 21776006341207. The next prime is 21776006341259. The reversal of 21776006341258 is 85214360067712.

It is not an unprimeable number, because it can be changed into a prime (21776006341259) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 651257548 + ... + 651290983.

It is an arithmetic number, because the mean of its divisors is an integer number (2201958293346).

Almost surely, 2^{21776006341258} is an apocalyptic number.

21776006341258 is a deficient number, since it is larger than the sum of its proper divisors (13455326352278).

21776006341258 is a wasteful number, since it uses less digits than its factorization.

21776006341258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1302549189.

The product of its (nonzero) digits is 3386880, while the sum is 52.

The spelling of 21776006341258 in words is "twenty-one trillion, seven hundred seventy-six billion, six million, three hundred forty-one thousand, two hundred fifty-eight".