2400252117673 has 2 divisors, whose sum is σ = 2400252117674. Its totient is φ = 2400252117672.

The previous prime is 2400252117661. The next prime is 2400252117737. The reversal of 2400252117673 is 3767112520042.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1680735930624 + 719516187049 = 1296432^2 + 848243^2 .

It is a cyclic number.

It is not a de Polignac number, because 2400252117673 - 2³⁷ = 2262813164201 is a prime.

It is a super-2 number, since 2×2400252117673² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2400252117643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1200126058836 + 1200126058837.

It is an arithmetic number, because the mean of its divisors is an integer number (1200126058837).

Almost surely, 2^{2400252117673} is an apocalyptic number.

It is an amenable number.

2400252117673 is a deficient number, since it is larger than the sum of its proper divisors (1).

2400252117673 is an equidigital number, since it uses as much as digits as its factorization.

2400252117673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 141120, while the sum is 40.

The spelling of 2400252117673 in words is "two trillion, four hundred billion, two hundred fifty-two million, one hundred seventeen thousand, six hundred seventy-three".