2400428480077 has 2 divisors, whose sum is σ = 2400428480078. Its totient is φ = 2400428480076.

The previous prime is 2400428480053. The next prime is 2400428480113. The reversal of 2400428480077 is 7700848240042.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2067898644361 + 332529835716 = 1438019^2 + 576654^2 .

It is a cyclic number.

It is not a de Polignac number, because 2400428480077 - 2⁷ = 2400428479949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2400428480477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1200214240038 + 1200214240039.

It is an arithmetic number, because the mean of its divisors is an integer number (1200214240039).

Almost surely, 2^{2400428480077} is an apocalyptic number.

It is an amenable number.

2400428480077 is a deficient number, since it is larger than the sum of its proper divisors (1).

2400428480077 is an equidigital number, since it uses as much as digits as its factorization.

2400428480077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 802816, while the sum is 46.

The spelling of 2400428480077 in words is "two trillion, four hundred billion, four hundred twenty-eight million, four hundred eighty thousand, seventy-seven".