7725880918863 has 12 divisors (see below), whose sum is σ = 11160034452840. Its totient is φ = 5150389426416.

The previous prime is 7725880918841. The next prime is 7725880918891. The reversal of 7725880918863 is 3688190885277.

It is not a de Polignac number, because 7725880918863 - 2⁹ = 7725880918351 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7725880918791 and 7725880918800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7725880918663) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16240233 + ... + 16709186.

It is an arithmetic number, because the mean of its divisors is an integer number (930002871070).

Almost surely, 2^{7725880918863} is an apocalyptic number.

7725880918863 is a deficient number, since it is larger than the sum of its proper divisors (3434153533977).

7725880918863 is a wasteful number, since it uses less digits than its factorization.

7725880918863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32975478 (or 32975475 counting only the distinct ones).

The product of its (nonzero) digits is 325140480, while the sum is 72.

The spelling of 7725880918863 in words is "seven trillion, seven hundred twenty-five billion, eight hundred eighty million, nine hundred eighteen thousand, eight hundred sixty-three".