2556029030351 has 2 divisors, whose sum is σ = 2556029030352. Its totient is φ = 2556029030350.

The previous prime is 2556029030339. The next prime is 2556029030381. The reversal of 2556029030351 is 1530309206552.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2556029030351 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2556029030299 and 2556029030308.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2556029030381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1278014515175 + 1278014515176.

It is an arithmetic number, because the mean of its divisors is an integer number (1278014515176).

Almost surely, 2^{2556029030351} is an apocalyptic number.

2556029030351 is a deficient number, since it is larger than the sum of its proper divisors (1).

2556029030351 is an equidigital number, since it uses as much as digits as its factorization.

2556029030351 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 243000, while the sum is 41.

The spelling of 2556029030351 in words is "two trillion, five hundred fifty-six billion, twenty-nine million, thirty thousand, three hundred fifty-one".