3774126616 has 128 divisors (see below), whose sum is σ = 8282856960. Its totient is φ = 1596672000.

The previous prime is 3774126607. The next prime is 3774126619. The reversal of 3774126616 is 6166214773.

It is a super-3 number, since 3×3774126616³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3774126619) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17886751 + ... + 17886961.

It is an arithmetic number, because the mean of its divisors is an integer number (64709820).

Almost surely, 2^3774126616 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 3774126616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4141428480).

3774126616 is an abundant number, since it is smaller than the sum of its proper divisors (4508730344).

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

3774126616 is a wasteful number, since it uses less digits than its factorization.

3774126616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465 (or 461 counting only the distinct ones).

The product of its digits is 254016, while the sum is 43.

The square root of 3774126616 is about 61433.9207278845. The cubic root of 3774126616 is about 1556.9409998368.

The spelling of 3774126616 in words is "three billion, seven hundred seventy-four million, one hundred twenty-six thousand, six hundred sixteen".