3752377613 has 4 divisors (see below), whose sum is σ = 3752500128. Its totient is φ = 3752255100.

The previous prime is 3752377597. The next prime is 3752377637. The reversal of 3752377613 is 3167732573.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 3167732573 = 19 ⋅166722767.

It is a cyclic number.

It is not a de Polignac number, because 3752377613 - 2⁴ = 3752377597 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 (3752377663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30320 + ... + 91782.

It is an arithmetic number, because the mean of its divisors is an integer number (938125032).

Almost surely, 2^3752377613 is an apocalyptic number.

It is an amenable number.

3752377613 is a deficient number, since it is larger than the sum of its proper divisors (122515).

3752377613 is an equidigital number, since it uses as much as digits as its factorization.

3752377613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122514.

The product of its digits is 555660, while the sum is 44.

The square root of 3752377613 is about 61256.6536222801. The cubic root of 3752377613 is about 1553.9445301142.

The spelling of 3752377613 in words is "three billion, seven hundred fifty-two million, three hundred seventy-seven thousand, six hundred thirteen".