3490421106938 has 4 divisors (see below), whose sum is σ = 5235631660410. Its totient is φ = 1745210553468.

The previous prime is 3490421106869. The next prime is 3490421106971. The reversal of 3490421106938 is 8396011240943.

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

It can be written as a sum of positive squares in only one way, i.e., 3460801664329 + 29619442609 = 1860323^2 + 172103^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 872605276733 + ... + 872605276736.

Almost surely, 2^{3490421106938} is an apocalyptic number.

3490421106938 is a deficient number, since it is larger than the sum of its proper divisors (1745210553472).

3490421106938 is a wasteful number, since it uses less digits than its factorization.

3490421106938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1745210553471.

The product of its (nonzero) digits is 1119744, while the sum is 50.

The spelling of 3490421106938 in words is "three trillion, four hundred ninety billion, four hundred twenty-one million, one hundred six thousand, nine hundred thirty-eight".