6715255187445 has 128 divisors (see below), whose sum is σ = 12958074455040. Its totient is φ = 2907991876608.

The previous prime is 6715255187371. The next prime is 6715255187471. The reversal of 6715255187445 is 5447815525176.

It is not a de Polignac number, because 6715255187445 - 2⁹ = 6715255186933 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 135700047 + ... + 135749523.

It is an arithmetic number, because the mean of its divisors is an integer number (101234956680).

Almost surely, 2^{6715255187445} is an apocalyptic number.

It is an amenable number.

6715255187445 is a deficient number, since it is larger than the sum of its proper divisors (6242819267595).

6715255187445 is an equidigital number, since it uses as much as digits as its factorization.

6715255187445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49632 (or 49574 counting only the distinct ones).

The product of its digits is 47040000, while the sum is 60.

The spelling of 6715255187445 in words is "six trillion, seven hundred fifteen billion, two hundred fifty-five million, one hundred eighty-seven thousand, four hundred forty-five".