1351045644757 has 16 divisors (see below), whose sum is σ = 1435822571520. Its totient is φ = 1266859579392.

The previous prime is 1351045644749. The next prime is 1351045644761. The reversal of 1351045644757 is 7574465401531.

It is a cyclic number.

It is not a de Polignac number, because 1351045644757 - 2³ = 1351045644749 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 (1351045644787) by changing a digit.

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, 32159788 + ... + 32201770.

It is an arithmetic number, because the mean of its divisors is an integer number (89738910720).

Almost surely, 2^{1351045644757} is an apocalyptic number.

1351045644757 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1351045644757 is a deficient number, since it is larger than the sum of its proper divisors (84776926763).

1351045644757 is a wasteful number, since it uses less digits than its factorization.

1351045644757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48972.

The product of its (nonzero) digits is 7056000, while the sum is 52.

The spelling of 1351045644757 in words is "one trillion, three hundred fifty-one billion, forty-five million, six hundred forty-four thousand, seven hundred fifty-seven".