4777261420056 has 32 divisors (see below), whose sum is σ = 12220901309760. Its totient is φ = 1555387438752.

The previous prime is 4777261420051. The next prime is 4777261420111. The reversal of 4777261420056 is 6500241627774.

It is a junction number, because it is equal to n+sod(n) for n = 4777261419990 and 4777261420008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4777261420051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2314563610 + ... + 2314565673.

It is an arithmetic number, because the mean of its divisors is an integer number (381903165930).

Almost surely, 2^{4777261420056} is an apocalyptic number.

It is an amenable number.

4777261420056 is an abundant number, since it is smaller than the sum of its proper divisors (7443639889704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4777261420056 is a wasteful number, since it uses less digits than its factorization.

4777261420056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4629129335 (or 4629129331 counting only the distinct ones).

The product of its (nonzero) digits is 3951360, while the sum is 51.

The spelling of 4777261420056 in words is "four trillion, seven hundred seventy-seven billion, two hundred sixty-one million, four hundred twenty thousand, fifty-six".