6126015061661 has 8 divisors (see below), whose sum is σ = 6719847764448. Its totient is φ = 5538336066000.

The previous prime is 6126015061627. The next prime is 6126015061711. The reversal of 6126015061661 is 1661605106216.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6126015061661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6126015061561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1538424695 + ... + 1538428676.

It is an arithmetic number, because the mean of its divisors is an integer number (839980970556).

Almost surely, 2^{6126015061661} is an apocalyptic number.

It is an amenable number.

6126015061661 is a deficient number, since it is larger than the sum of its proper divisors (593832702787).

6126015061661 is a wasteful number, since it uses less digits than its factorization.

6126015061661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3076853563.

The product of its (nonzero) digits is 77760, while the sum is 41.

The spelling of 6126015061661 in words is "six trillion, one hundred twenty-six billion, fifteen million, sixty-one thousand, six hundred sixty-one".