41355235021 has 8 divisors (see below), whose sum is σ = 41395423160. Its totient is φ = 41315069952.

The previous prime is 41355234959. The next prime is 41355235039. The reversal of 41355235021 is 12053255314.

It can be written as a sum of positive squares in 4 ways, for example, as 5903617225 + 35451617796 = 76835^2 + 188286^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 41355235021 - 2²¹ = 41353137869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41355035021) 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, 6943981 + ... + 6949933.

It is an arithmetic number, because the mean of its divisors is an integer number (5174427895).

Almost surely, 2^41355235021 is an apocalyptic number.

It is an amenable number.

41355235021 is a deficient number, since it is larger than the sum of its proper divisors (40188139).

41355235021 is a wasteful number, since it uses less digits than its factorization.

41355235021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11535.

The product of its (nonzero) digits is 18000, while the sum is 31.

The spelling of 41355235021 in words is "forty-one billion, three hundred fifty-five million, two hundred thirty-five thousand, twenty-one".