41397158533 has 4 divisors (see below), whose sum is σ = 41660834860. Its totient is φ = 41133482208.

The previous prime is 41397158501. The next prime is 41397158581. The reversal of 41397158533 is 33585179314.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 28369675489 + 13027483044 = 168433^2 + 114138^2 .

It is a cyclic number.

It is not a de Polignac number, because 41397158533 - 2⁵ = 41397158501 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 (41397153533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131837928 + ... + 131838241.

It is an arithmetic number, because the mean of its divisors is an integer number (10415208715).

Almost surely, 2^41397158533 is an apocalyptic number.

It is an amenable number.

41397158533 is a deficient number, since it is larger than the sum of its proper divisors (263676327).

41397158533 is a wasteful number, since it uses less digits than its factorization.

41397158533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263676326.

The product of its digits is 1360800, while the sum is 49.

The spelling of 41397158533 in words is "forty-one billion, three hundred ninety-seven million, one hundred fifty-eight thousand, five hundred thirty-three".