4776642157266 has 96 divisors (see below), whose sum is σ = 12079811802240. Its totient is φ = 1335808311552.

The previous prime is 4776642157159. The next prime is 4776642157303. The reversal of 4776642157266 is 6627512466774.

4776642157266 is a `hidden beast` number, since 47 + 7 + 66 + 421 + 57 + 2 + 66 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1944526 + ... + 3651638.

It is an arithmetic number, because the mean of its divisors is an integer number (125831372940).

Almost surely, 2^{4776642157266} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4776642157266, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6039905901120).

4776642157266 is an abundant number, since it is smaller than the sum of its proper divisors (7303169644974).

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

4776642157266 is a wasteful number, since it uses less digits than its factorization.

4776642157266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1707600 (or 1707597 counting only the distinct ones).

The product of its digits is 142248960, while the sum is 63.

The spelling of 4776642157266 in words is "four trillion, seven hundred seventy-six billion, six hundred forty-two million, one hundred fifty-seven thousand, two hundred sixty-six".