3494826527978 has 8 divisors (see below), whose sum is σ = 5242364469540. Its totient is φ = 1747371704800.

The previous prime is 3494826527977. The next prime is 3494826528001. The reversal of 3494826527978 is 8797256284943.

It can be written as a sum of positive squares in 2 ways, for example, as 3386751937969 + 108074590009 = 1840313^2 + 328747^2 .

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

It is not an unprimeable number, because it can be changed into a prime (3494826527977) 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, 20674373 + ... + 20842728.

Almost surely, 2^{3494826527978} is an apocalyptic number.

3494826527978 is a deficient number, since it is larger than the sum of its proper divisors (1747537941562).

3494826527978 is a wasteful number, since it uses less digits than its factorization.

3494826527978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41559192.

The product of its digits is 1463132160, while the sum is 74.

The spelling of 3494826527978 in words is "three trillion, four hundred ninety-four billion, eight hundred twenty-six million, five hundred twenty-seven thousand, nine hundred seventy-eight".