612149486588 has 6 divisors (see below), whose sum is σ = 1071261601536. Its totient is φ = 306074743292.

The previous prime is 612149486579. The next prime is 612149486651. The reversal of 612149486588 is 885684941216.

It is a self number, because there is not a number n which added to its sum of digits gives 612149486588.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76518685820 + ... + 76518685827.

It is an arithmetic number, because the mean of its divisors is an integer number (178543600256).

Almost surely, 2^612149486588 is an apocalyptic number.

It is an amenable number.

612149486588 is a deficient number, since it is larger than the sum of its proper divisors (459112114948).

612149486588 is a wasteful number, since it uses less digits than its factorization.

612149486588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153037371651 (or 153037371649 counting only the distinct ones).

The product of its digits is 26542080, while the sum is 62.

The spelling of 612149486588 in words is "six hundred twelve billion, one hundred forty-nine million, four hundred eighty-six thousand, five hundred eighty-eight".