2400126055513 has 2 divisors, whose sum is σ = 2400126055514. Its totient is φ = 2400126055512.

The previous prime is 2400126055511. The next prime is 2400126055543. The reversal of 2400126055513 is 3155506210042.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1215744401664 + 1184381653849 = 1102608^2 + 1088293^2 .

It is a cyclic number.

It is not a de Polignac number, because 2400126055513 - 2¹ = 2400126055511 is a prime.

Together with 2400126055511, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2400126055511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1200063027756 + 1200063027757.

It is an arithmetic number, because the mean of its divisors is an integer number (1200063027757).

Almost surely, 2^{2400126055513} is an apocalyptic number.

It is an amenable number.

2400126055513 is a deficient number, since it is larger than the sum of its proper divisors (1).

2400126055513 is an equidigital number, since it uses as much as digits as its factorization.

2400126055513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36000, while the sum is 34.

The spelling of 2400126055513 in words is "two trillion, four hundred billion, one hundred twenty-six million, fifty-five thousand, five hundred thirteen".