3777539125 has 16 divisors (see below), whose sum is σ = 4730504688. Its totient is φ = 3011688000.

The previous prime is 3777539123. The next prime is 3777539147. The reversal of 3777539125 is 5219357773.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 3771364 + 3773767761 = 1942^2 + 61431^2 .

It is not a de Polignac number, because 3777539125 - 2¹ = 3777539123 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3777539123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14946 + ... + 88195.

It is an arithmetic number, because the mean of its divisors is an integer number (295656543).

Almost surely, 2^3777539125 is an apocalyptic number.

It is an amenable number.

3777539125 is a deficient number, since it is larger than the sum of its proper divisors (952965563).

3777539125 is a wasteful number, since it uses less digits than its factorization.

3777539125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103449 (or 103439 counting only the distinct ones).

The product of its digits is 1389150, while the sum is 49.

The square root of 3777539125 is about 61461.6882700109. The cubic root of 3777539125 is about 1557.4101127544.

The spelling of 3777539125 in words is "three billion, seven hundred seventy-seven million, five hundred thirty-nine thousand, one hundred twenty-five".