20240411551 has 2 divisors, whose sum is σ = 20240411552. Its totient is φ = 20240411550.

The previous prime is 20240411501. The next prime is 20240411563. The reversal of 20240411551 is 15511404202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20240411551 - 2⁹ = 20240411039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20240411501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10120205775 + 10120205776.

It is an arithmetic number, because the mean of its divisors is an integer number (10120205776).

Almost surely, 2^20240411551 is an apocalyptic number.

20240411551 is a deficient number, since it is larger than the sum of its proper divisors (1).

20240411551 is an equidigital number, since it uses as much as digits as its factorization.

20240411551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1600, while the sum is 25.

Adding to 20240411551 its reverse (15511404202), we get a palindrome (35751815753).

The spelling of 20240411551 in words is "twenty billion, two hundred forty million, four hundred eleven thousand, five hundred fifty-one".