3777725952 has 900 divisors, whose sum is σ = 15494165676. Its totient is φ = 905748480.

The previous prime is 3777725933. The next prime is 3777725969. The reversal of 3777725952 is 2595277773.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

Its product of digits (6482700) is a multiple of the sum of its prime divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 89 ways as a sum of consecutive naturals, for example, 290594298 + ... + 290594310.

Almost surely, 2^3777725952 is an apocalyptic number.

3777725952 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3777725952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7747082838).

3777725952 is an abundant number, since it is smaller than the sum of its proper divisors (11716439724).

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

3777725952 is a wasteful number, since it uses less digits than its factorization.

3777725952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81 (or 36 counting only the distinct ones).

The product of its digits is 6482700, while the sum is 54.

The square root of 3777725952 is about 61463.2081167262. The cubic root of 3777725952 is about 1557.4357874465.

The spelling of 3777725952 in words is "three billion, seven hundred seventy-seven million, seven hundred twenty-five thousand, nine hundred fifty-two".