240624022481 has 2 divisors, whose sum is σ = 240624022482. Its totient is φ = 240624022480.

The previous prime is 240624022411. The next prime is 240624022487. The reversal of 240624022481 is 184220426042.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 239747329600 + 876692881 = 489640^2 + 29609^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-240624022481 is a prime.

It is a super-2 number, since 2×240624022481² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (240624022487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120312011240 + 120312011241.

It is an arithmetic number, because the mean of its divisors is an integer number (120312011241).

Almost surely, 2^240624022481 is an apocalyptic number.

It is an amenable number.

240624022481 is a deficient number, since it is larger than the sum of its proper divisors (1).

240624022481 is an equidigital number, since it uses as much as digits as its factorization.

240624022481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 49152, while the sum is 35.

The spelling of 240624022481 in words is "two hundred forty billion, six hundred twenty-four million, twenty-two thousand, four hundred eighty-one".