3919414128749 has 8 divisors (see below), whose sum is σ = 4482532252800. Its totient is φ = 3357096459696.

The previous prime is 3919414128737. The next prime is 3919414128797. The reversal of 3919414128749 is 9478214149193.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3919414128749 - 2⁸ = 3919414128493 is a prime.

It is a super-2 number, since 2×3919414128749² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3919414128691 and 3919414128700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3919414124749) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200103254 + ... + 200122839.

It is an arithmetic number, because the mean of its divisors is an integer number (560316531600).

Almost surely, 2^{3919414128749} is an apocalyptic number.

It is an amenable number.

3919414128749 is a deficient number, since it is larger than the sum of its proper divisors (563118124051).

3919414128749 is a wasteful number, since it uses less digits than its factorization.

3919414128749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400227499.

The product of its digits is 15676416, while the sum is 62.

The spelling of 3919414128749 in words is "three trillion, nine hundred nineteen billion, four hundred fourteen million, one hundred twenty-eight thousand, seven hundred forty-nine".