1272002741715 has 16 divisors (see below), whose sum is σ = 2084843519136. Its totient is φ = 661855084800.

The previous prime is 1272002741627. The next prime is 1272002741731. The reversal of 1272002741715 is 5171472002721.

It is a happy number.

It is not a de Polignac number, because 1272002741715 - 2²⁸ = 1271734306259 is a prime.

It is a super-2 number, since 2×1272002741715² (a number of 25 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 1034147956 + ... + 1034149185.

It is an arithmetic number, because the mean of its divisors is an integer number (130302719946).

Almost surely, 2^{1272002741715} is an apocalyptic number.

1272002741715 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1272002741715 is a deficient number, since it is larger than the sum of its proper divisors (812840777421).

1272002741715 is a wasteful number, since it uses less digits than its factorization.

1272002741715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2068297190.

The product of its (nonzero) digits is 54880, while the sum is 39.

The spelling of 1272002741715 in words is "one trillion, two hundred seventy-two billion, two million, seven hundred forty-one thousand, seven hundred fifteen".