3774136357 has 24 divisors (see below), whose sum is σ = 4157993736. Its totient is φ = 3413673984.

The previous prime is 3774136349. The next prime is 3774136363. The reversal of 3774136357 is 7536314773.

It is a Cunningham number, because it is equal to 61434²+1.

It can be written as a sum of positive squares in 12 ways, for example, as 688222756 + 3085913601 = 26234^2 + 55551^2 .

It is not a de Polignac number, because 3774136357 - 2³ = 3774136349 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 (3774136337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3959793 + ... + 3960745.

It is an arithmetic number, because the mean of its divisors is an integer number (173249739).

Almost surely, 2^3774136357 is an apocalyptic number.

It is an amenable number.

3774136357 is a deficient number, since it is larger than the sum of its proper divisors (383857379).

3774136357 is a wasteful number, since it uses less digits than its factorization.

3774136357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1305 (or 1276 counting only the distinct ones).

The product of its digits is 1111320, while the sum is 46.

The square root of 3774136357 is about 61434.0000081388. Note that the first 5 decimals coincide. The cubic root of 3774136357 is about 1556.9423393211.

The spelling of 3774136357 in words is "three billion, seven hundred seventy-four million, one hundred thirty-six thousand, three hundred fifty-seven".