2554076633491 has 2 divisors, whose sum is σ = 2554076633492. Its totient is φ = 2554076633490.

The previous prime is 2554076633447. The next prime is 2554076633509. The reversal of 2554076633491 is 1943366704552.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2554076633491 - 2⁹ = 2554076632979 is a prime.

It is not a weakly prime, because it can be changed into another prime (2554076633191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1277038316745 + 1277038316746.

It is an arithmetic number, because the mean of its divisors is an integer number (1277038316746).

Almost surely, 2^{2554076633491} is an apocalyptic number.

2554076633491 is a deficient number, since it is larger than the sum of its proper divisors (1).

2554076633491 is an equidigital number, since it uses as much as digits as its factorization.

2554076633491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16329600, while the sum is 55.

The spelling of 2554076633491 in words is "two trillion, five hundred fifty-four billion, seventy-six million, six hundred thirty-three thousand, four hundred ninety-one".