7777450480131 has 12 divisors (see below), whose sum is σ = 11234288127400. Its totient is φ = 5184877914720.

The previous prime is 7777450480103. The next prime is 7777450480223. The reversal of 7777450480131 is 1310840547777.

7777450480131 is a `hidden beast` number, since 77 + 77 + 450 + 48 + 0 + 13 + 1 = 666.

It is not a de Polignac number, because 7777450480131 - 2¹⁰ = 7777450479107 is a prime.

It is a super-2 number, since 2×7777450480131² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7777450480231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6867481 + ... + 7919418.

Almost surely, 2^{7777450480131} is an apocalyptic number.

7777450480131 is a deficient number, since it is larger than the sum of its proper divisors (3456837647269).

7777450480131 is a wasteful number, since it uses less digits than its factorization.

7777450480131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14845346 (or 14845343 counting only the distinct ones).

The product of its (nonzero) digits is 4609920, while the sum is 54.

The spelling of 7777450480131 in words is "seven trillion, seven hundred seventy-seven billion, four hundred fifty million, four hundred eighty thousand, one hundred thirty-one".