3776742947472 has 240 divisors, whose sum is σ = 10779791299200. Its totient is φ = 1138545858560.

The previous prime is 3776742947447. The next prime is 3776742947479. The reversal of 3776742947472 is 2747492476773.

It is a junction number, because it is equal to n+sod(n) for n = 3776742947397 and 3776742947406.

It is not an unprimeable number, because it can be changed into a prime (3776742947479) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1602350518 + ... + 1602352874.

It is an arithmetic number, because the mean of its divisors is an integer number (44915797080).

Almost surely, 2^{3776742947472} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3776742947472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5389895649600).

3776742947472 is an abundant number, since it is smaller than the sum of its proper divisors (7003048351728).

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

3776742947472 is a wasteful number, since it uses less digits than its factorization.

3776742947472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3702 (or 3685 counting only the distinct ones).

The product of its digits is 697019904, while the sum is 69.

The spelling of 3776742947472 in words is "three trillion, seven hundred seventy-six billion, seven hundred forty-two million, nine hundred forty-seven thousand, four hundred seventy-two".