3487622138690 has 8 divisors (see below), whose sum is σ = 6277719849660. Its totient is φ = 1395048855472.

The previous prime is 3487622138629. The next prime is 3487622138743. The reversal of 3487622138690 is 968312267843.

It can be written as a sum of positive squares in 2 ways, for example, as 3478445073481 + 9177065209 = 1865059^2 + 95797^2 .

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

It is a super-2 number, since 2×3487622138690² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 174381106925 + ... + 174381106944.

Almost surely, 2^{3487622138690} is an apocalyptic number.

3487622138690 is a deficient number, since it is larger than the sum of its proper divisors (2790097710970).

3487622138690 is a wasteful number, since it uses less digits than its factorization.

3487622138690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348762213876.

The product of its (nonzero) digits is 20901888, while the sum is 59.

The spelling of 3487622138690 in words is "three trillion, four hundred eighty-seven billion, six hundred twenty-two million, one hundred thirty-eight thousand, six hundred ninety".