615441121606 has 12 divisors (see below), whose sum is σ = 980659642788. Its totient is φ = 289619351072.

The previous prime is 615441121597. The next prime is 615441121613. The reversal of 615441121606 is 606121144516.

It is a congruent number.

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 in 5 ways as a sum of consecutive naturals, for example, 532387936 + ... + 532389091.

It is an arithmetic number, because the mean of its divisors is an integer number (81721636899).

Almost surely, 2^615441121606 is an apocalyptic number.

615441121606 is a deficient number, since it is larger than the sum of its proper divisors (365218521182).

615441121606 is a wasteful number, since it uses less digits than its factorization.

615441121606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1064777063 (or 1064777046 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 37.

The spelling of 615441121606 in words is "six hundred fifteen billion, four hundred forty-one million, one hundred twenty-one thousand, six hundred six".