3139552914749 has 4 divisors (see below), whose sum is σ = 3142627894140. Its totient is φ = 3136477935360.

The previous prime is 3139552914731. The next prime is 3139552914761. The reversal of 3139552914749 is 9474192559313.

3139552914749 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1227845718724 + 1911707196025 = 1108082^2 + 1382645^2 .

It is a cyclic number.

It is not a de Polignac number, because 3139552914749 - 2⁸ = 3139552914493 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3139552914691 and 3139552914700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3139552914779) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1537488164 + ... + 1537490205.

It is an arithmetic number, because the mean of its divisors is an integer number (785656973535).

Almost surely, 2^{3139552914749} is an apocalyptic number.

It is an amenable number.

3139552914749 is a deficient number, since it is larger than the sum of its proper divisors (3074979391).

3139552914749 is a wasteful number, since it uses less digits than its factorization.

3139552914749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3074979390.

The product of its digits is 36741600, while the sum is 62.

The spelling of 3139552914749 in words is "three trillion, one hundred thirty-nine billion, five hundred fifty-two million, nine hundred fourteen thousand, seven hundred forty-nine".