6416552556146 has 4 divisors (see below), whose sum is σ = 9624828834222. Its totient is φ = 3208276278072.

The previous prime is 6416552556103. The next prime is 6416552556259.

6416552556146 is nontrivially palindromic in base 10.

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., 6313103482921 + 103449073225 = 2512589^2 + 321635^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6416552556091 and 6416552556100.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1604138139035 + ... + 1604138139038.

Almost surely, 2^{6416552556146} is an apocalyptic number.

6416552556146 is a deficient number, since it is larger than the sum of its proper divisors (3208276278076).

6416552556146 is a wasteful number, since it uses less digits than its factorization.

6416552556146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3208276278075.

The product of its digits is 25920000, while the sum is 56.

The spelling of 6416552556146 in words is "six trillion, four hundred sixteen billion, five hundred fifty-two million, five hundred fifty-six thousand, one hundred forty-six".