241639161621 has 16 divisors (see below), whose sum is σ = 378511694400. Its totient is φ = 135182747520.

The previous prime is 241639161581. The next prime is 241639161623. The reversal of 241639161621 is 126161936142.

It is a happy number.

241639161621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 241639161621 - 2¹⁸ = 241638899477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (241639161623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 281630296 + ... + 281631153.

It is an arithmetic number, because the mean of its divisors is an integer number (23656980900).

Almost surely, 2^241639161621 is an apocalyptic number.

It is an amenable number.

241639161621 is a deficient number, since it is larger than the sum of its proper divisors (136872532779).

241639161621 is a wasteful number, since it uses less digits than its factorization.

241639161621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563261476.

The product of its digits is 93312, while the sum is 42.

The spelling of 241639161621 in words is "two hundred forty-one billion, six hundred thirty-nine million, one hundred sixty-one thousand, six hundred twenty-one".