21035041481288 has 16 divisors (see below), whose sum is σ = 39447016414080. Its totient is φ = 10515837104208.

The previous prime is 21035041481263. The next prime is 21035041481291. The reversal of 21035041481288 is 88218414053012.

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, 210401456 + ... + 210501407.

It is an arithmetic number, because the mean of its divisors is an integer number (2465438525880).

Almost surely, 2^{21035041481288} is an apocalyptic number.

It is an amenable number.

21035041481288 is a deficient number, since it is larger than the sum of its proper divisors (18411974932792).

21035041481288 is a wasteful number, since it uses less digits than its factorization.

21035041481288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420909116 (or 420909112 counting only the distinct ones).

The product of its (nonzero) digits is 491520, while the sum is 47.

The spelling of 21035041481288 in words is "twenty-one trillion, thirty-five billion, forty-one million, four hundred eighty-one thousand, two hundred eighty-eight".