21152541325262 has 64 divisors (see below), whose sum is σ = 35172697374720. Its totient is φ = 9495689997024.

The previous prime is 21152541325211. The next prime is 21152541325301. The reversal of 21152541325262 is 26252314525112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 82343273 + ... + 82599755.

It is an arithmetic number, because the mean of its divisors is an integer number (549573396480).

Almost surely, 2^{21152541325262} is an apocalyptic number.

21152541325262 is a deficient number, since it is larger than the sum of its proper divisors (14020156049458).

21152541325262 is a wasteful number, since it uses less digits than its factorization.

21152541325262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257397.

The product of its digits is 288000, while the sum is 41.

The spelling of 21152541325262 in words is "twenty-one trillion, one hundred fifty-two billion, five hundred forty-one million, three hundred twenty-five thousand, two hundred sixty-two".