2581630467676 has 12 divisors (see below), whose sum is σ = 4865380496872. Its totient is φ = 1191521754288.

The previous prime is 2581630467629. The next prime is 2581630467677. The reversal of 2581630467676 is 6767640361852.

2581630467676 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2581630467677) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24823369830 + ... + 24823369933.

Almost surely, 2^{2581630467676} is an apocalyptic number.

2581630467676 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2581630467676 is a deficient number, since it is larger than the sum of its proper divisors (2283750029196).

2581630467676 is a wasteful number, since it uses less digits than its factorization.

2581630467676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49646739780 (or 49646739778 counting only the distinct ones).

The product of its (nonzero) digits is 60963840, while the sum is 61.

The spelling of 2581630467676 in words is "two trillion, five hundred eighty-one billion, six hundred thirty million, four hundred sixty-seven thousand, six hundred seventy-six".