12477666754 has 16 divisors (see below), whose sum is σ = 21740947776. Its totient is φ = 5259906000.

The previous prime is 12477666697. The next prime is 12477666779. The reversal of 12477666754 is 45766677421.

It is a junction number, because it is equal to n+sod(n) for n = 12477666695 and 12477666704.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7304572 + ... + 7306279.

It is an arithmetic number, because the mean of its divisors is an integer number (1358809236).

Almost surely, 2^12477666754 is an apocalyptic number.

12477666754 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12477666754 is a deficient number, since it is larger than the sum of its proper divisors (9263281022).

12477666754 is a wasteful number, since it uses less digits than its factorization.

12477666754 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14610921.

The product of its digits is 11854080, while the sum is 55.

The spelling of 12477666754 in words is "twelve billion, four hundred seventy-seven million, six hundred sixty-six thousand, seven hundred fifty-four".