2428261490923 has 2 divisors, whose sum is σ = 2428261490924. Its totient is φ = 2428261490922.

The previous prime is 2428261490881. The next prime is 2428261490971. The reversal of 2428261490923 is 3290941628242.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2428261490923 - 2²¹ = 2428259393771 is a prime.

It is a super-2 number, since 2×2428261490923² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2428261490983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1214130745461 + 1214130745462.

It is an arithmetic number, because the mean of its divisors is an integer number (1214130745462).

Almost surely, 2^{2428261490923} is an apocalyptic number.

2428261490923 is a deficient number, since it is larger than the sum of its proper divisors (1).

2428261490923 is an equidigital number, since it uses as much as digits as its factorization.

2428261490923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2985984, while the sum is 52.

The spelling of 2428261490923 in words is "two trillion, four hundred twenty-eight billion, two hundred sixty-one million, four hundred ninety thousand, nine hundred twenty-three".