240054515938469 has 2 divisors, whose sum is σ = 240054515938470. Its totient is φ = 240054515938468.

The previous prime is 240054515938451. The next prime is 240054515938519. The reversal of 240054515938469 is 964839515450042.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 132606509940100 + 107448005998369 = 11515490^2 + 10365713^2 .

It is a cyclic number.

It is not a de Polignac number, because 240054515938469 - 2¹⁶ = 240054515872933 is a prime.

It is a super-2 number, since 2×240054515938469² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (240054515938409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120027257969234 + 120027257969235.

It is an arithmetic number, because the mean of its divisors is an integer number (120027257969235).

Almost surely, 2^{240054515938469} is an apocalyptic number.

It is an amenable number.

240054515938469 is a deficient number, since it is larger than the sum of its proper divisors (1).

240054515938469 is an equidigital number, since it uses as much as digits as its factorization.

240054515938469 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624000, while the sum is 65.

The spelling of 240054515938469 in words is "two hundred forty trillion, fifty-four billion, five hundred fifteen million, nine hundred thirty-eight thousand, four hundred sixty-nine".