6121206154636 has 6 divisors (see below), whose sum is σ = 10712110770620. Its totient is φ = 3060603077316.

The previous prime is 6121206154597. The next prime is 6121206154691. The reversal of 6121206154636 is 6364516021216.

It is a junction number, because it is equal to n+sod(n) for n = 6121206154592 and 6121206154601.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 765150769326 + ... + 765150769333.

Almost surely, 2^{6121206154636} is an apocalyptic number.

It is an amenable number.

6121206154636 is a deficient number, since it is larger than the sum of its proper divisors (4590904615984).

6121206154636 is a wasteful number, since it uses less digits than its factorization.

6121206154636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1530301538663 (or 1530301538661 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 43.

The spelling of 6121206154636 in words is "six trillion, one hundred twenty-one billion, two hundred six million, one hundred fifty-four thousand, six hundred thirty-six".