1351715765055 has 32 divisors (see below), whose sum is σ = 2254350065664. Its totient is φ = 690961746816.

The previous prime is 1351715765017. The next prime is 1351715765063. The reversal of 1351715765055 is 5505675171531.

It is not a de Polignac number, because 1351715765055 - 2⁹ = 1351715764543 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1351715764989 and 1351715765007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18138367 + ... + 18212736.

It is an arithmetic number, because the mean of its divisors is an integer number (70448439552).

Almost surely, 2^{1351715765055} is an apocalyptic number.

1351715765055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1351715765055 is a deficient number, since it is larger than the sum of its proper divisors (902634300609).

1351715765055 is a wasteful number, since it uses less digits than its factorization.

1351715765055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36351215.

The product of its (nonzero) digits is 2756250, while the sum is 51.

The spelling of 1351715765055 in words is "one trillion, three hundred fifty-one billion, seven hundred fifteen million, seven hundred sixty-five thousand, fifty-five".